Ethics

• 2009 Three Concepts of Person
• 2009 On the Concept of Person: The Social Nature of Persons
• 2009 The Structure of Motivation. A First Introduction
• 2008 Review of A. Ophir, The Order of Evils: Towards an Ontology of Moral
• 2008 Person and Value
• 2006 Value-Wholes
• 1996 Valori traslati, propri e intrinseci

Anticipatory Systems

• 2009 The Complexity of Anticipation
• 2009 An Introduction to the Ontology of Anticipation
• 2009 The Many Aspects of Anticipation
• 2009 Anticipation and Conflicts

Ontology

• 2009 Ontology and Multimedia (with A. Kameas and L. Seremeti)
• 2009 Ontology: The Categorial Stance
• 2009 The Interplay Between Ontology as Categorial Analysis and Ontology as Technology (with L. Obrst)
• 2009 From Simple to Super- and Ultra-complex Systems: A Paradigm Shift Towards Non-Abelian Emergent System Dynamics (with I. Baianu)
• 2009 Three Obstructions: Forms of Causation, Chronotopoids, and Levels of Reality
• 2008 GFO-Bio: A Biological Core Ontology (with R. Hoehndorf, F. Loebe, H. Herre, J. Kelso)
• 2006 The Ontology of What is Not There
• 2006 Steps Towards a Synthetic Methodology
• 2003 Descriptive, Formal and Formalized Ontologies
• 2003 Ontology, Step by Step
• 2002 Ontological Methodology
• 1996 Ontology for Knowledge Organization

Levels of Reality

• 2009 Two Theories of Levels of Reality. In Dialogue with Basarab Nicolescu
• 2006 Levels of Reality and the Psychological Stratum
• 2006 The Theory of Levels of Reality and the Difference between Simple and Tangled Hierarchies
• 2006 First Steps in Experimental Phenomenology
• 2004 Levels of Reality and Levels of Representation (with C. Gnoli)
• 2001 The Basic Problems of the Theory of Levels of Reality
• 1998 Levels

20th Century Philosophy

• 2007 Formal and Ontological Roundabouts
• 2004 Approaching Brentano’s Theory of Categories
• 2004 W.E. Johnson's Determinable-determinate Opposition and His Theory of Abstraction
• 2001 Meinong in His and Our Times (with L. Albertazzi and D. Jacquette)
• 2001 Assumptions
• 2001 General Theses of the Theory of Objects
• 1999 Logic, Theory of Science and Metaphysics According to Stanislaw Lesniewski (with M. Libardi)
• 1999 The Concept of Empirical Reality Between Logic and Psychology: The Proposals of the Young Musatti
• 1998 The Brentano Puzzle: An Introduction
• 1998 Lesniewski's Conception of Logic
• 1998 Understanding Mally
• 1996 Object and measurement in Mally's Untersuchungen
• 1996 Brentano and His School: Reassembling the Puzzle
• 1996 Kazimierz Twardowski (1866-1938)
• 1993 Twardowski's Theory of Modification against the Background of Traditional Logic
• 1993 Husserl's Conception of Formal Ontology
• 1993 Kotarbinski, Ajdukiewicz, Brentano: The Quarrel About Reism
• 1993 At the Origins of Scientific Psychology: Psychophysics and the Measurement of Psychic Phenomena
• 1993 At the Origins of Analytic Philosophy
• 1992 The Problem of Position. Ajdukiewicz and Leibniz on Intensional Expressions
• 1992 Twardowski and Wolff
• 1991 Contemporary Italian Philosophy
• 1991 Ernst Mally's Theory of Properties

Varia

• 2007 Knowledge Map of Information Science: Implications for the Future of the Field (with C. Zins and others)
• 2004 Process Semantics
• 2002 Framing Information
• 2002 Automatic Generation of Programs: An Overview of Lyee Methodology
• 2002 Requirement Shifters
• 2001 Perspective Shifters
• 2000 Semiotic Aspects of Generalized Bases of Data (with G. Mazzola)
• 1998 Qua-theories
• 1997 Iconic Graphs. An Exercise in Topological Phenomenology
• 1996 The Activator
• 1996 Res, ens, and aliquid
• 1994 Formal Aspects of Reduplication
• 1994 A First Look at the Difference Between Abstraction and Idealization

Papers in Other Languages

• 2008 Idee di scienza
• 2003 Die logisch-philosophische Schule von Lemberg-Warschau
• 1998 La teoria del giudizio di Franz Brentano e Anton Marty: giudizi tetici e giudizi doppi
• 1993 Ontologia e logica in Franz Brentano: giudizi categorici e giudizi tetici
• 1993 Aspetti della teoria aristotelica delle parti e dell'intero (with L. Dappiano e M. Libardi)
• 1988 Astrazione e idealizzazione

Books

• 2007 Idee di scienza e livelli di realtà, UNIservice, Trento
• 2006 Fra speranza e responsabilità. Introduzione alle strutture ontologiche dell’etica, Polimetrica, Monza.
• 2002 The World of Lyee, SoMeT, Iwate (Japan) (with I. Hamid Fujita and R. Ijioui).
• 1999 Appunti di logica, Edizioni Goliardiche, Trieste.
• 1992 Ontologia formale, Marietti, Genova.

PhD Thesis

• 2001 ALWIS. Ontology for Knowledge Engineers (Utrecht)

Bibliographies

• 1996 Valori. Analisi e bibliografia commentata 1871-1971, Poligrafo, Padova (with L. Albertazzi and L. Dappiano).

Edited Books

• IN PREPARATION TAO-Theory and Applications of Ontology. Vol 1. The Philosophical Stance (with Johanna Seibt); vol. 2: The Information-science Stance (with Achilles Kameas and Michael Healy), Springer 2009.
• IN PREPARATION Causality and Motivation, Ontos Verlag, 2009
• 2004 La realtà modellata. L’approccio idealizzazionale e le sue applicazioni nelle scienze umane, Milano, Angeli (with F. Coniglione).
• 2001 The School of Alexius Meinong, Ashgate, Aldershot (with L. Albertazzi and D. Jacquette).
• 1998 The Brentano Puzzle, Ashgate, Aldershot.
• 1996 The School of Franz Brentano, Kluwer, Dordrecht, 1996 (with L. Albertazzi and M. Libardi).
• 1993 Consciousness, Knowledge, and Truth. Essays Presented to Jan Srzednicki for his 70th birthday, Kluwer, Dordrecht.
• 1993 Brentano in Italia. Una filosofia rigorosa contro positivismo e attualismo, Guerini, Milano, 1993 (with L. Albertazzi).
• 1991 Topics in Philosophy and Artificial Intelligence, Istituto Mitteleuropeo di Cultura, Bolzano (with L. Albertazzi).

Journal's Special Issues

• IN PREPARATION Understanding Anticipatory Systems (with Riel Miller), Foresight, 2009.
• 2004 Idealization XI: Historical studies on abstraction and idealization (with F. Coniglione and R. Rollinger) Phenomenological Aesthetics (with G. Scaramuzza)
• 1998 Estetica fenomenologica (with G. Scaramuzza)
• 1997 In Itinere. European Cities and the Birth of Modern Scientific Philosophy
• 1997 Ten Years (for the 10th anniversary of the Centro Studi per la Filosofia Mitteleuropea)
• 1995 The Role of Formal Ontology in the Information Technology (with Nicola Guarino)
• 1993 Polish Scientific Philosophy. The Lvov-Warsaw School (with F. Coniglione and J. Wolenski)
• 1991 Kazimierz Ajdukiewicz: lingua e linguaggi