TY - JOUR AU - W.A.F. Ruppert TI - On group topologies and idempotents in weak almost periodic compactifications. JO - Semigroup forum PY - 1990 SP - 227 EP - 238 VL - 40 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1990__40_1_135021/ ID - SF_1990__40_1_135021 ER -