Forlag Springer

Cover for W Ameling · First European Simulation Congress Esc 83: Aachen, September, 12 16, 1983 Proceedings (Softcover Reprint of the Origi) (Paperback Bog) [Softcover Reprint of the Original 1st Ed. 1983 edition] (1983)

Softcover Reprint of the Original 1st Ed. 1983 edition

First European Simulation Congre... (1983)

Cover for J C Gordon · Biological Nitrogen Fixation in Forest Ecosystems: Foundations and Applications - Forestry Sciences (Hardcover bog) (1983)

Biological Nitrogen Fixation in ... (1983)

Cover for Edmund Husserl · Ideas Pertaining to a Pure Phenomenology and to a Phenomenological Philosophy: First Book: General Introduction to a Pure Phenomenology - Husserliana: Edmund Husserl - Collected Works (Paperback Bog) [Softcover reprint of the original 1st ed. 1982 edition] (1983)

Softcover reprint of the original 1st ed. 1982 edition

Ideas Pertaining to a Pure Pheno... (1983)

Cover for D. Gram · Direct Realism: A Study of Perception - Nijhoff International Philosophy Series (Hardcover bog) [1983 edition] (1983)

Direct Realism: A Study of Perce... (1983)

Cover for J. Happel · Low Reynolds number hydrodynamics: with special applications to particulate media - Mechanics of Fluids and Transport Processes (Paperback Bog) [Softcover reprint of the original 1st ed. 1983 edition] (1983)

Softcover reprint of the original 1st ed. 1983 edition

Low Reynolds number hydrodynamic... (1983)

Cover for A.A. Zinov'ev · Logical Physics - Boston Studies in the Philosophy and History of Science (Hardcover bog) [1983 edition] (1983)

Logical Physics - Boston Studies... (1983)

Cover for Bernt P Stigum · Foundations of Utility and Risk Theory with Applications - Theory and Decision Library (Hardcover bog) [1983 edition] (1983)

Foundations of Utility and Risk ... (1983)

Cover for Wolf Schafer · Finalization in Science: The Social Orientation of Scientific Progress - Boston Studies in the Philosophy and History of Science (Hardcover bog) [1983 edition] (1983)

Finalization in Science: The Soc... (1983)

Cover for Paul T Durbin · Philosophy and Technology - Boston Studies in the Philosophy and History of Science (Hardcover bog) [1983 edition] (1983)

Philosophy and Technology - Bost... (1983)

Cover for Earl E Shelp · The Clinical Encounter: The Moral Fabric of the Patient-Physician Relationship - Philosophy and Medicine (Hardcover bog) [1983 edition] (1983)

The Clinical Encounter: The Mora... (1983)

Cover for V. A. Bronshten · Physics of Meteoric Phenomena - Geophysics and Astrophysics Monographs (Closed) (Hardcover bog) (1983)

Physics of Meteoric Phenomena - ... (1983)

V. A. Bronshten

Cover for Tzvi Gal-chen · Mesoscale Meteorology: Theories, Observations and Models - Nato Science Series C (Hardcover bog) (1983)

Mesoscale Meteorology: Theories,... (1983)

Cover for G O Abell · Early Evolution of the Universe and its Present Structure - International Astronomical Union Symposia (Paperback Bog) [Softcover reprint of the original 1st ed. 1983 edition] (1983)

Softcover reprint of the original 1st ed. 1983 edition

Early Evolution of the Universe ... (1983)

Cover for A Parker · Sediment Diagenesis - NATO Science Series C (Paperback Bog) [Softcover reprint of the original 1st ed. 1983 edition] (1983)

Softcover reprint of the original 1st ed. 1983 edition

Sediment Diagenesis - NATO Scien... (1983)

Cover for Zdenek Sestak · Photosynthesis Bibliography: References no. 40374-44289 / AAS-ZVE - Photosynthesis Bibliography (Paperback Bog) (1983)

Photosynthesis Bibliography: Ref... (1983)

Cover for J.-f. Pulvenis · The Legal Regime of Fisheries in the Caribbean Region (Coastal and Estuarine Studies) (Paperback Bog) [Softcover Reprint of the Original 1st Ed. 1983 edition] (1983)

Softcover Reprint of the Original 1st Ed. 1983 edition

The Legal Regime of Fisheries in... (1983)

Cover for Daniel Tanre · Homotopie Rationelle: Modeles De Chen, Quillen, Sullivan - Lecture Notes in Mathematics (Paperback Bog) [French, 1983 edition] (1983)

French, 1983 edition

Homotopie Rationelle: Modeles De... (1983)

Cover for P Lelong · Seminaire D'analyse P. Lelong - P. Dolbeault - H. Skoda: Annees 1981/1983 - Lecture Notes in Mathematics (Paperback Bog) (1983)

Seminaire D'analyse P. Lelong - ... (1983)

Cover for B Buchberger · Computer Algebra: Symbolic and Algebraic Computation (Paperback Bog) (1983)

Computer Algebra: Symbolic and A... (1983)

Cover for UN Economic Commission for Europe · Efficient Use of Fertilizers in Agriculture - Developments in Plant and Soil Sciences (Hardcover bog) [1983 edition] (1983)

Efficient Use of Fertilizers in ... (1983)

UN Economic Commission for Europe

Cover for P. Manent · European Liberty: Four Essays on the Occasion of the 25th Anniversary of the Erasmus Prize Foundation (Hardcover bog) [1983 edition] (1983)

European Liberty: Four Essays on... (1983)

Cover for N. Stockman · Antipositivist Theories of the Sciences: Critical Rationalism, Critical Theory and Scientific Realism - Sociology of the Sciences - Monographs (Hardcover bog) [1983 edition] (1983)

Antipositivist Theories of the S... (1983)

Cover for R W Home · Science under Scrutiny: The Place of History and Philosophy of Science - Studies in History and Philosophy of Science (Hardcover bog) [1983 edition] (1983)

Science under Scrutiny: The Plac... (1983)

Cover for D Shimozuru · Arc Volcanism: Physics and Tectonics - Advances in Earth and Planetary Sciences (Hardcover bog) [1983 edition] (1983)

Arc Volcanism: Physics and Tecto... (1983)

Cover for G Imarisio · Hydrogen as an Energy Carrier (Hardcover bog) [1983 edition] (1983)

Hydrogen as an Energy Carrier (1983)

Cover for John Danziger · Supernova Remnants and their X-Ray Emission - International Astronomical Union Symposia (Paperback Bog) [Softcover reprint of the original 1st ed. 1983 edition] (1983)

Softcover reprint of the original 1st ed. 1983 edition

Supernova Remnants and their X-R... (1983)

Cover for Wolfgang Stegmuller · Junktoren Und Quantoren. Baumverfahren. Sequenzenlogik. Dialogspiele. Axiomatik. Natã¯â¿â½rliches Schlieã¯â¿â½en. Kalkã¯â¿â½l Der Positiv- Und Negativteile. Spielart (Paperback Bog) (1983)

Junktoren Und Quantoren. Baumver... (1983)

Wolfgang Stegmuller

Cover for Wolfgang Stegmuller · Selbstreferenz, Tarski-sã¯â¿â½tze Und Die Undefinierbarkeit Der Arithmetischen Wahrheit. Abstrakte Semantik Und Algebraische Behandlung Der Logik. Die Beid (Paperback Bog) (1983)

Selbstreferenz, Tarski-sã¯â¿â½tz... (1983)

Wolfgang Stegmuller

Cover for R Gerard · Equations Differentielles et Systemes De Pfaff Dans Le Champs Complexe Ii: Seminaire - Lecture Notes in Mathematics (Paperback Bog) (1983)

Equations Differentielles et Sys... (1983)

Cover for Jiri Adamek · Theory of Mathematical Structures (Hardcover bog) (1983)

Theory of Mathematical Structures (1983)

Cover for A.M. Yaglom · Probability and Information - Theory and Decision Library (Hardcover bog) [1983 edition] (1983)

Probability and Information - Th... (1983)

Cover for A.V. Skorohod · Random Linear Operators - Mathematics and its Applications (Hardcover bog) [1984 edition] (1983)

Random Linear Operators - Mathem... (1983)

Cover for Stuart R. Pottasch · Planetary Nebulae: A Study of Late Stages of Stellar Evolution - Astrophysics and Space Science Library (Hardcover bog) [1983 edition] (1983)

Planetary Nebulae: A Study of La... (1983)

Stuart R. Pottasch

Cover for W. Bach · Our Threatened Climate: Ways of Averting the CO2 Problem Through Rational Energy Use (Hardcover bog) [1983 edition] (1983)

Our Threatened Climate: Ways of ... (1983)

Cover for T C Steemers · Solar Energy Applications to Dwellings: Meeting Proceedings - Solar Energy R&d in the Ec Series A: (Hardcover bog) (1983)

Solar Energy Applications to Dwe... (1983)

Cover for Thomas M Zaret · Evolutionary Ecology of Neotropical Freshwater Fishes: International Symposium Proceedings - Developments in Environmental Biology of Fishes (Hardcover bog) [Reprinted from Environmental Biology of Fishes, 9/ edition] (1983)

Reprinted from Environmental Biology of Fishes, 9/ edition

Evolutionary Ecology of Neotropi... (1983)

Cover for B Neumann · Gwai-83: 7th German Workshop on Artificial Intelligence Dassel / Solling, September 19 23, 1983 (Softcover Reprint of the Origi) (Paperback Bog) [Softcover Reprint of the Original 1st Ed. 1983 edition] (1983)

Softcover Reprint of the Original 1st Ed. 1983 edition

Gwai-83: 7th German Workshop on ... (1983)

Cover for R M Kaplan · Aggression in Children and Youth - NATO Science Series D: (Hardcover bog) [1984 edition] (1983)

Aggression in Children and Youth... (1983)

Cover for Advances in Nitrogen Fixation Research: Proceedings of the 5th International Symposium on Nitrogen Fixation, Noordwijkerhout, The Netherlands, August 28 - September 3, 1983 - Advances in Agricultural Biotechnology (Hardcover bog) [1984 edition] (1983)

Advances in Nitrogen Fixation Re... (1983)

Cover for K J Ives · The Scientific Basis of Flotation - Nato Science Series E: (Hardcover bog) (1983)

The Scientific Basis of Flotatio... (1983)

Cover for Franz M Wuketits · Concepts and Approaches in Evolutionary Epistemology: Towards an Evolutionary Theory of Knowledge - Theory and Decision Library (Hardcover bog) [1984 edition] (1983)

Concepts and Approaches in Evolu... (1983)

Franz M Wuketits

Cover for R S Cohen · Physical Sciences and History of Physics - Boston Studies in the Philosophy and History of Science (Hardcover bog) [1984 edition] (1983)

Physical Sciences and History of... (1983)

Cover for R C Nann · Mental Health, Cultural Values and Social Development: a Look into the 80's - Priority Issues in Mental Health (Hardcover bog) (1983)

Mental Health, Cultural Values a... (1983)

Cover for Wilfried Brutsaert · Gas Transfer at Water Surfaces - Water Science and Technology Library (Hardcover bog) [1984 edition] (1983)

Gas Transfer at Water Surfaces -... (1983)

Wilfried Brutsaert

Cover for Willeke Palz · Energy from Biomass - Solar Energy R&d in the Ec Series E: (Hardcover bog) (1983)

Energy from Biomass - Solar Ener... (1983)

Cover for R D Davis · Utilization of Sewage Sludge on Land: Rates of Application and Long-Term Effects of Metals (Hardcover bog) [1983 edition] (1983)

Utilization of Sewage Sludge on ... (1983)

Cover for M F Kessler · Galactic and Extragalactic Infrared Spectroscopy: Symposium Proceedings - Astrophysics and Space Science Library (Hardcover bog) (1983)

Galactic and Extragalactic Infra... (1983)

Cover for F Baras · Chemical Instabilities: Applications in Chemistry, Engineering, Geology, and Materials Science - NATO Science Series C (Hardcover bog) [1984 edition] (1983)

Chemical Instabilities: Applicat... (1983)

Cover for J Pospmsilova · Water-in-Plants Bibliography - Water in Plants Bibliography (Paperback Bog) [1983 edition] (1983)

Water-in-Plants Bibliography - W... (1983)

Cover for Advances in Photosynthesis Research: Proceedings of the Vith International Congress on Photosynthesis, Brussels, Belgium, August 1 6, 1983 - Advances in Agricultural Biotechnology (Paperback Bog) (1984)

Advances in Photosynthesis Resea... (1984)

Cover for Advances in Photosynthesis Research: Proceedings of the Vith International Congress on Photosynthesis, Brussels, Belgium, August 1-6, 1983. - Advances in Agricultural Biotechnology (Paperback Bog) [Softcover Reprint of the Original 1st Ed. 1984 edition] (1984)

Softcover Reprint of the Original 1st Ed. 1984 edition

Advances in Photosynthesis Resea... (1984)

Cover for Egon Berendsen · Generatieve Fonologie: En de Linkerkant van de Grammatica (Paperback Bog) [1984 edition] (1984)

Generatieve Fonologie: En de Lin... (1984)

Cover for P. J. E. Hyams · Translation through grammar: A graded translation course, with explanatory notes and a contrastive grammar (Paperback Bog) [1984 edition] (1984)

Translation through grammar: A g... (1984)

Cover for G. Bennett Humphrey · Adrenal and Endocrine Tumors in Children: Adrenal Cortical Carcinoma and Multiple Endocrine Neoplasia - Cancer Treatment and Research (Paperback Bog) [Softcover reprint of the original 1st ed. 1983 edition] (1984)

Softcover reprint of the original 1st ed. 1983 edition

Adrenal and Endocrine Tumors in ... (1984)

G. Bennett Humphrey

Cover for A. Kohn · Mechanisms of Viral Pathogenesis: From Gene to Pathogen - Developments in Molecular Virology (Paperback Bog) [Softcover reprint of the original 1st ed. 1984 edition] (1984)

Softcover reprint of the original 1st ed. 1984 edition

Mechanisms of Viral Pathogenesis... (1984)

Cover for P.M. Motta · Ultrastructure of Endocrine Cells and Tissues - Electron Microscopy in Biology and Medicine (Paperback Bog) [Softcover reprint of the original 1st ed. 1984 edition] (1984)

Softcover reprint of the original 1st ed. 1984 edition

Ultrastructure of Endocrine Cell... (1984)

Cover for H. Van Der Veen · The Sa'dan Toradja Chant for the Deceased - Verhandelingen van het Koninklijk Instituut voor Taal-, Land- en Volkenkunde (Paperback Bog) [Softcover reprint of the original 1st ed. 1966 edition] (1984)

Softcover reprint of the original 1st ed. 1966 edition

The Sa'dan Toradja Chant for the... (1984)

H. Van Der Veen

Cover for Franz Rosenzweig · Der Mensch und Sein Werk 1.Band Jehuda Halevi Funfundneunzig Hymnen und Gedichte Deutsch und Hebraisch: Der sechzig Hymnen und Gedichte dritte Ausgabe - Franz Rosenzweig Gesammelte Schriften (Hardcover bog) [1983 edition] (1984)

Der Mensch und Sein Werk 1.Band ... (1984)

Franz Rosenzweig

Cover for F El-baz · Deserts and arid lands - Remote Sensing of Earth Resources and Environment (Hardcover bog) [1984 edition] (1984)

Deserts and arid lands - Remote ... (1984)

Cover for J J Chinoy · The Role of Ascorbic Acid in Growth, Differentiation and Metabolism of Plants - Advances in Agricultural Biotechnology (Hardcover bog) [1984 edition] (1984)

The Role of Ascorbic Acid in Gro... (1984)

Cover for P D Manion · Scleroderris canker of conifers: Proceedings of an international symposium on scleroderris canker of conifers, held in Syracuse, USA, June 21-24, 1983 - Forestry Sciences (Hardcover bog) [1984 edition] (1984)

Scleroderris canker of conifers:... (1984)

Cover for C Yilmaz · Analysis and Design of Bridges - Nato Science Series E: (Hardcover bog) [1984 edition] (1984)

Analysis and Design of Bridges -... (1984)

Cover for Robert S Cohen · Hegel and the Sciences - Boston Studies in the Philosophy and History of Science (Hardcover bog) [1984 edition] (1984)

Hegel and the Sciences - Boston ... (1984)

Cover for M a V Ribeiro Da Silva · Thermochemistry and Its Applications to Chemical and Biochemical Systems: The Thermochemistry of Molecules, Ionic Species and Free Radicals in Relation to the Understanding of Chemical and Biochemical Systems - NATO Science Series C (Hardcover bog) [1984 edition] (1984)

Thermochemistry and Its Applicat... (1984)

M a V Ribeiro Da Silva

Cover for J Aczel · Functional Equations: History, Applications and Theory - Mathematics and Its Applications (Hardcover bog) [1984 edition] (1984)

Functional Equations: History, A... (1984)

Cover for E Best · Ecological Indicators for the Assessment of the Quality of Air, Water, Soil, and Ecosystems: Papers presented at a Symposium held in Utrecht, October 1982 (Hardcover bog) [1983 edition] (1984)

Ecological Indicators for the As... (1984)

Cover for J. Van Daal · Aggregation in Economic Research: From Individual to Macro Relations - Theory and Decision Library (Hardcover bog) [1984 edition] (1984)

Aggregation in Economic Research... (1984)

Cover for Den Bergh Van den Bergh · Structure and Evolution of the Magellanic Clouds - International Astronomical Union Symposia (Closed) (Hardcover bog) (1984)

Structure and Evolution of the M... (1984)

Den Bergh Van den Bergh

Cover for S Van den Bergh · Structure and Evolution of the Magellanic Clouds - International Astronomical Union Symposia (Closed) (Paperback Bog) [Softcover Reprint of the Original 1st Ed. 1984 edition] (1984)

Softcover Reprint of the Original 1st Ed. 1984 edition

Structure and Evolution of the M... (1984)

S Van den Bergh

Cover for R Birngruber · Laser Treatment and Photocoagulation of the Eye - Documenta Ophthalmologica Proceedings Series (Hardcover bog) (1984)

Laser Treatment and Photocoagula... (1984)

Cover for A Neetens · Visual System in Myelin Disorders - Monographs in Ophthalmology (Hardcover bog) (1984)

Visual System in Myelin Disorder... (1984)

Cover for Heinz-erich Erbs · 33 Spiele Mit Pascal Und Wie Man Sie (Auch in Basic) Programmiert - Mikrocomputer-praxis (Paperback Bog) (1984)

33 Spiele Mit Pascal Und Wie Man... (1984)

Heinz-erich Erbs

Cover for V.M. Litvin · The Morphostructure of the Atlantic Ocean Floor: Its Development in the Meso-Cenozoic - International Astronomical Union Transactions (Hardcover bog) [1984 edition] (1984)

The Morphostructure of the Atlan... (1984)

Cover for Anna-teresa Tymieniecka · Phenomenology of Life in a Dialogue Between Chinese and Occidental Philosophy - Analecta Husserliana (Hardcover bog) [1984 edition] (1984)

Phenomenology of Life in a Dialo... (1984)

Anna-teresa Tymieniecka

Cover for M. Morselli · Amedeo Avogadro: A Scientific Biography - Chemists and Chemistry (Hardcover bog) [1984 edition] (1984)

Amedeo Avogadro: A Scientific Bi... (1984)

Cover for John C Moskop · Ethics and Mental Retardation - Philosophy and Medicine (Hardcover bog) [1984 edition] (1984)

Ethics and Mental Retardation - ... (1984)

Cover for Johannes Oerlemans · Ice Sheets and Climate (Hardcover bog) [1984 edition] (1984)

Ice Sheets and Climate (1984)

Johannes Oerlemans

Cover for P. E. T. Jorgensen · Operator Commutation Relations: Commutation Relations for Operators, Semigroups, and Resolvents with Applications to Mathematical Physics and Representations of Lie Groups - Mathematics and Its Applications (Hardcover bog) (1984)

Operator Commutation Relations: ... (1984)

P. E. T. Jorgensen

Cover for G N Van Vark · Multivariate Statistical Methods in Physical Anthropology: A Review of Recent Advances and Current Developments (Hardcover bog) [1984 edition] (1984)

Multivariate Statistical Methods... (1984)

Cover for R Knapp · Sampling Methods and Taxon Analysis in Vegetation Science - Handbook of Vegetation Science (Hardcover bog) (1984)

Sampling Methods and Taxon Analy... (1984)

Cover for H J Teas · Physiology and management of mangroves - Tasks for Vegetation Science (Hardcover bog) (1984)

Physiology and management of man... (1984)

Cover for G S Mani · Evolutionary Dynamics of Genetic Diversity: Proceedings of a Symposium Held in Manchester, England, March 29 30, 1983 (Paperback Bog) (1984)

Evolutionary Dynamics of Genetic... (1984)

Cover for S L Baliunas · Cool Stars, Stellar Systems, and the Sun: Proceedings of the Third Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun Held in Cambridge, M (Paperback Bog) (1984)

Cool Stars, Stellar Systems, and... (1984)

Cover for P J Hilton · Nilpotente Gruppen Und Nilpotente Raume: Nachdiplomvorlesung Gehalten Am Mathematik-departement Eth Zurich 1981/82 - Lecture Notes in Mathematics (Paperback Bog) [German, 1984 edition] (1984)

German, 1984 edition

Nilpotente Gruppen Und Nilpotent... (1984)

Cover for Saxena · Ascochyta Blight and Winter Sowing of Chickpeas: Workshop Proceedings - World Crops: Production, Utilization and Description (Hardcover bog) (1984)

Ascochyta Blight and Winter Sowi... (1984)

Cover for A. Wawrzynczyk · Group Representations and Special Functions: Examples and Problems prepared by Aleksander Strasburger - Mathematics and its Applications (Hardcover bog) [1984 edition] (1984)

Group Representations and Specia... (1984)

Cover for Gunnar Andersson · Rationality in Science and Politics - Boston Studies in the Philosophy and History of Science (Hardcover bog) [1984 edition] (1984)

Rationality in Science and Polit... (1984)

Gunnar Andersson

Cover for G L Gaile · Spatial Statistics and Models - Theory and Decision Library (Hardcover bog) [1984 edition] (1984)

Spatial Statistics and Models - ... (1984)

Cover for J. Hendry · The Creation of Quantum Mechanics and the Bohr-Pauli Dialogue - Studies in the History of Modern Science (Hardcover bog) [1984 edition] (1984)

The Creation of Quantum Mechanic... (1984)

Cover for Radu J Bogdan · D.M. Armstrong - Profiles (Hardcover bog) [1984 edition] (1984)

D.M. Armstrong - Profiles (1984)

Cover for F Etienne Vylder · Premium Calculation in Insurance - Nato Science Series C (Hardcover bog) (1984)

Premium Calculation in Insurance... (1984)

F Etienne Vylder

Cover for J Ladik · Quantum Chemistry of Polymers - Solid State Aspects - NATO Science Series C (Hardcover bog) [1984 edition] (1984)

Quantum Chemistry of Polymers - ... (1984)

Cover for P. Trojan · Ecosystem Homeostasis (Paperback Bog) [1st English Ed edition] (1984)

1st English Ed edition

Ecosystem Homeostasis (1984)

Cover for R. Paukert · Rechnerische Ermittlung Von Zustandsgrößen Beim Radialumformen (Ifu - Berichte Aus Dem Institut Für Umformtechnik Der Universität Stuttgart) (German Edition) (Paperback Bog) [German edition] (1984)

Rechnerische Ermittlung Von Zust... (1984)

Cover for G C Sih · Application of Fracture Mechanics to Materials and Structures: Proceedings of the International Conference on Application of Fracture Mechanics to Materials and Structures, Held at the Hotel Kolpinghaus, Freiburg, F.r.g., June 20-24, 1983 (Hardcover bog) (1984)

Application of Fracture Mechanic... (1984)

Cover for Dragoslav S. Mitrinovic · The Cauchy Method of Residues: Theory and Applications - Mathematics and Its Applications (Hardcover bog) [English edition] (1984)

English edition

The Cauchy Method of Residues: T... (1984)

Dragoslav S. Mitrinovic

Cover for Ichiro Sunagawa · Materials Science of the Earth's Interior - Materials Science of Minerals and Rocks (Hardcover bog) [1984 edition] (1984)

Materials Science of the Earth's... (1984)

Ichiro Sunagawa

Cover for L. R. Lyons · Quantitative Aspects of Magnetospheric Physics - Geophysics and Astrophysics Monographs (Closed) (Hardcover bog) (1984)

Quantitative Aspects of Magnetos... (1984)

Cover for F.W.J Mccosh · Boussingault: Chemist and Agriculturist - Chemists and Chemistry (Hardcover bog) [1984 edition] (1984)

Boussingault: Chemist and Agricu... (1984)

Cover for Clement Dore · Theism - Philosophical Studies Series (Hardcover bog) [1984 edition] (1984)

Theism - Philosophical Studies S... (1984)