@article{10_4153_CJM_1972_118_x,
     author = {Sunday, J. G.},
     title = {Presentations of the {Groups} {SL(2,} m) {And} {PSL(2,} m)},
     journal = {Canadian journal of mathematics},
     pages = {1129--1131},
     year = {1972},
     volume = {24},
     number = {6},
     doi = {10.4153/CJM-1972-118-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1972-118-x/}
}