%0 Journal Article %A Longyear, Judith Q. %T Criteria for a Hadamard Matrix to be Skew-Equivalent %J Canadian journal of mathematics %D 1976 %P 1216-1223 %V 28 %N 6 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1976-122-x/ %R 10.4153/CJM-1976-122-x %F 10_4153_CJM_1976_122_x