TY - JOUR AU - D. Ya. Kesel'man TI - On elementary theories of graphs and Abelian loops JO - Matematičeskie zametki PY - 1974 SP - 957 EP - 968 VL - 16 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1974_16_6_a12/ LA - ru ID - MZM_1974_16_6_a12 ER -