@misc{10_4153_CMB_1975_046_8,
     title = {W-Groups and {Near-Ring} {Modules}},
     journal = {Canadian mathematical bulletin},
     pages = {241--244},
     year = {1975},
     volume = {18},
     number = {2},
     doi = {10.4153/CMB-1975-046-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1975-046-8/}
}