Empiricism, Semantics, and Ontology
Rudolf Carnap
Introduction to Symbolic Logic and Its Applications
Logical Foundations of Probability
The Logical Structure of the World and Pseudoproblems in Philosophy
Logical Syntax of Language
Meaning and Necessity: A Study in Semantics and Modal Logic
On Inductive Logic
On the Application of Inductive Logic
Philosophical Foundations of Physics: An Introduction to the ...
The Two Concepts of Probability
Two Essays on Entropy
Überwindung der Metaphysik durch logische Analyse der Sprache