@article{10_4153_CMB_2015_037_0,
     author = {Edmunds, Charles C.},
     title = {Constructing {Double} {Magma} on {Groups} {Using} {Commutation} {Operations}},
     journal = {Canadian mathematical bulletin},
     pages = {497--506},
     year = {2015},
     volume = {58},
     number = {3},
     doi = {10.4153/CMB-2015-037-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2015-037-0/}
}