Reasonable beliefs

Hilpinen, Risto, Rules of Acceptance and Inductive Logic, Amsterdam 1968.

Hintikka, Jaakko, ?A Two-Dimensional Continuum of Inductive Methods? in Aspects of Inductive Logic (ed. by J. Hintikka and P. Suppes), Amsterdam 1966, pp. 113?132.

Levi, Isaac, Gambling with Truth, N.Y., 1967.

Kyburg, Henry E., Jr., Probability and the Logic of Rational Belief, Middletown, Conn., 1961.

Swain, Marshall, ?The Consistency of Rational Belief? in Induction, Acceptance, and Rational Belief (ed. by M. Swain), Dordrecht 1970.