%0 Journal Article %A Blatt, D. %A Szekeres, G. %T A Skew Hadamard Matrix of Order 52 %J Canadian journal of mathematics %D 1969 %P 1319-1322 %V 21 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1969-144-2/ %R 10.4153/CJM-1969-144-2 %F 10_4153_CJM_1969_144_2