TY - JOUR AU - Richard Warlimont TI - Arithmetical Semigroups III: Elements With Prime Factors in Residue Classes. JO - Monatshefte für Mathematik PY - 1995 SP - 239 EP - 248 VL - 119 IS - 1-2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MOMA_1995__119_1-2_178683/ ID - MOMA_1995__119_1-2_178683 ER -