@article{10_4153_CMB_1982_030_6,
     author = {Smythe, N.},
     title = {A {Presentation} for a {Group} of {Integer} {Matrices}},
     journal = {Canadian mathematical bulletin},
     pages = {215--221},
     year = {1982},
     volume = {25},
     number = {2},
     doi = {10.4153/CMB-1982-030-6},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1982-030-6/}
}