TY - JOUR AU - M.B. Szendrei AU - J. Kadourek TI - A new approach in the theory of orthodox semigroups. JO - Semigroup forum PY - 1990 SP - 257 EP - 296 VL - 40 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1990__40_1_135026/ ID - SF_1990__40_1_135026 ER -