@article{10_4153_CJM_1975_033_8,
     author = {Cordes, Craig M.},
     title = {Some {Results} on {Totally} {Isotropic} {Subspaces} and {Five-Dimensional} {Quadratic} {Forms} {Over} {GF(q)}},
     journal = {Canadian journal of mathematics},
     pages = {271--275},
     year = {1975},
     volume = {27},
     number = {2},
     doi = {10.4153/CJM-1975-033-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1975-033-8/}
}