TY - JOUR AU - L. V. Shabunin TI - Decidability of the elementary theory of a~finitely presented quasigroup JO - Matematičeskie zametki PY - 1990 SP - 138 EP - 146 VL - 47 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1990_47_4_a17/ LA - ru ID - MZM_1990_47_4_a17 ER -