TY - JOUR AU - Petrich, Mario TI - The Translational Hull of a Semilattice of Weakly Reductive Semigroups JO - Canadian journal of mathematics PY - 1974 SP - 1520 EP - 1536 VL - 26 IS - 6 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1974-148-2/ DO - 10.4153/CJM-1974-148-2 ID - 10_4153_CJM_1974_148_2 ER -