TY - JOUR AU - J.B. Stephen TI - The automorphism group of the graph of an R class. JO - Semigroup forum PY - 1996 SP - 387 EP - 389 VL - 53 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1996__53_2_135501/ ID - SF_1996__53_2_135501 ER -