TY - JOUR AU - V. S. Anashin TI - Mixed identities and mixed varieties of groups JO - Sbornik. Mathematics PY - 1987 SP - 171 EP - 182 VL - 57 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1987_57_1_a10/ LA - en ID - SM_1987_57_1_a10 ER -