TY - JOUR AU - LaTorre, Donald R. TI - On semigroups that are semilattices of groups JO - Czechoslovak Mathematical Journal PY - 1971 SP - 369 EP - 370 VL - 21 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1971.101035/ DO - 10.21136/CMJ.1971.101035 LA - en ID - 10_21136_CMJ_1971_101035 ER -