@article{GDZPPN002489244,
title = {Arithmetical Semigroups III: Elements With Prime Factors in Residue Classes.},
journal = {Monatshefte f\"ur Mathematik},
volume = {119},
year = {1995},
pages = {239-248},
zbl = {0827.11057},
url = {http://dml.mathdoc.fr/item/GDZPPN002489244}
}
Warlimont, Richard. Arithmetical Semigroups III: Elements With Prime Factors in Residue Classes.. Monatshefte für Mathematik, Tome 119 (1995) pp. 239-248. http://gdmltest.u-ga.fr/item/GDZPPN002489244/