TY - JOUR AU - H. R. Bolibekyan TI - Three-valued predicate calculi with the symbol of uncertainty JO - Proceedings of the Yerevan State University. Physical and mathematical sciences PY - 2002 SP - 44 EP - 50 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZERU_2002_2_a1/ LA - ru ID - UZERU_2002_2_a1 ER -