@article{10_4153_CMB_1990_022_8,
     author = {Varbanec, P. D. and Zarzycki, P.},
     title = {Divisors of {Integers} in {Arithmetic} {Progression}},
     journal = {Canadian mathematical bulletin},
     pages = {129--134},
     year = {1990},
     volume = {33},
     number = {2},
     doi = {10.4153/CMB-1990-022-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1990-022-8/}
}