TY - JOUR AU - Kramosil, Ivan TI - Probabilistic propositional calculus with doubled nonstandard semantics JO - Kybernetika PY - 1999 SP - [195] VL - 35 IS - 2 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/item/KYB_1999__35_2_a3/ LA - en ID - KYB_1999__35_2_a3 ER -