TY - JOUR AU - Vadim Cebotari TI - A criterion for parametrical completeness in the 8-valued algebraic model of modal logic~$S5$ JO - Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica PY - 2010 SP - 59 EP - 66 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/BASM_2010_2_a3/ LA - en ID - BASM_2010_2_a3 ER -