Albert, D. Z. (1992): *Quantum Mechanics and Experience,* Harvard University Press, Cambridge.

Birkhoff, G. and von Neumann, J. (1936): The logic of quantum mechanics, *Ann. of Math.*
**37**, 823–843. Reprinted in Hooker (1975–1979), Vol. 1, pp. 1–26.

Bub, J. (1997): *Interpreting the Quantum World*, Cambridge University Press, Cambridge.

Gibbins, P. (1987): *Particles and Paradoxes: The Limits of Quantum Logic*, Cambridge University Press, Cambridge.

Hintikka, J. (forthcoming): The problem of quantization and independence-friendly logic.

Hintikka, J. (1998): Truth definitions, Skolem functions, and axiomatic set theory, *Bull. Symbolic Logic*
**4**, 303–337.

Hintikka, J. (1996): *The Principles of Mathematics Revisited*, Cambridge University Press, Cambridge.

Hintikka, J. and Sandu, G. (1997): Game-theoretical semantics, in J. van Benthem and A. ter Meulen (eds.), *Handbook of Logic and Language*, Elsevier, Amsterdam, pp. 361–410.

Hooker, C. A. (ed.) (1975–79): *The Logico-Algebraic Approach to Quantum Mechanics*, Vols. 1–2, D. Reidel, Dordrecht.

Hughes, R. I. G. (1989): *The Structure and Interpretation of Quantum Mechanics*, Harvard University Press, Cambridge.

Jonsson, B. and Tarski, A. (1951): Boolean algebras with operators, Part I, *Amer. J. Math.*
**73**, 891–939.

Omnes, R. (1994): *The Interpretation of Quantum Mechanics*, Princeton University Press, Princeton.

Putnam, H. (1979): Is logic empirical?, in Hooker (1975–79, Vol. 2, pp. 181–186).

Rédei, M. (1998): *Quantum Logic in Algebraic Approach*, Kluwer Academic Publishers, Dordrecht.

Rédei, M. (1999): 'Unsolved problems in mathematics': J. von Neumann's address to the International Congress of Mathematicians, Amsterdam, September 2–9, 1954, *Math. Intelligencer*
**21**(4), 7–12.

Scott, D. and Krauss, P. (1966): Assigning probabilities to logical formulas, in J. Hintikka and P. Suppes (eds.), *Aspects of Inductive Logic*, North-Holland, Amsterdam, pp. 219–264.

Stachel, J. (1983): Do quanta need a new logic?, in R. G. Colodny (ed.), *From Quarks to Quasars: Philosophical Problems of Modern Physics*, University of Pittsburgh Press, pp. 229–347.

Von Neumann, J. (1955): *Mathematical Foundations for Quantum Mechanics*, Princeton University Press, Princeton.