TY - JOUR AU - JU. G. KOSELEV TI - Wreath Products and Equations in Semigroups - in Russisch JO - Semigroup forum PY - 1975 SP - 1 EP - 13 VL - 11 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1975__11_186351/ ID - SF_1975__11_186351 ER -