@article{10_4153_CJM_1980_106_x,
     author = {Hardy, Bonnie R. and Shores, Thomas S.},
     title = {Arithmetical {Semigroup} {Rings}},
     journal = {Canadian journal of mathematics},
     pages = {1361--1371},
     year = {1980},
     volume = {32},
     number = {6},
     doi = {10.4153/CJM-1980-106-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1980-106-x/}
}