TY - JOUR AU - K.L.N. SWAMY TI - Dually Residuated Lattice Ordered Semigroups. JO - Mathematische Annalen PY - 1965 SP - 105 EP - 114 VL - 159 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MAN_1965__159_182675/ ID - MAN_1965__159_182675 ER -