TY - JOUR AU - György Pollák TI - A new example of a limit variety. JO - Semigroup forum PY - 1989 SP - 283 EP - 304 VL - 38 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1989__38_2_134961/ ID - SF_1989__38_2_134961 ER -