@article{10_4153_CJM_1968_068_5,
     author = {Hoffman, Frederick and Welch, Lloyd R.},
     title = {Totally {Variant} {Sets} in {Finite} {Groups} and {Vector} {Spaces}},
     journal = {Canadian journal of mathematics},
     pages = {701--710},
     year = {1968},
     volume = {20},
     number = {1},
     doi = {10.4153/CJM-1968-068-5},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1968-068-5/}
}