TY - JOUR AU - Cordes, Craig M. TI - Some Results on Totally Isotropic Subspaces and Five-Dimensional Quadratic Forms Over GF(q) JO - Canadian journal of mathematics PY - 1975 SP - 271 EP - 275 VL - 27 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1975-033-8/ DO - 10.4153/CJM-1975-033-8 ID - 10_4153_CJM_1975_033_8 ER -