TY - JOUR AU - K.L.N. SWAMY TI - Dually Residuated Lattice Ordered Semigroups, II. JO - Mathematische Annalen PY - 1965 SP - 64 EP - 71 VL - 160 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MAN_1965__160_161279/ ID - MAN_1965__160_161279 ER -