TY - JOUR AU - A. V. Reshetnikov TI - On partial $n$-ary groupoids whose equivalence relations are congruences JO - Čebyševskij sbornik PY - 2016 SP - 232 EP - 239 VL - 17 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CHEB_2016_17_1_a17/ LA - ru ID - CHEB_2016_17_1_a17 ER -