TY - JOUR AU - V. A. Shcherbacov AU - A. Kh. Tabarov AU - D. I. Puşcaşu TI - On congruences of groupoids closely connected with quasigroups JO - Fundamentalʹnaâ i prikladnaâ matematika PY - 2008 SP - 237 EP - 251 VL - 14 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FPM_2008_14_5_a16/ LA - ru ID - FPM_2008_14_5_a16 ER -