TY - JOUR AU - M. A. Pervukhin AU - A. A. Stepanova TI - Axiomatizability and completeness of some classes of partially ordered polygons JO - Algebra i logika PY - 2009 SP - 90 EP - 121 VL - 48 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_2009_48_1_a3/ LA - ru ID - AL_2009_48_1_a3 ER -