%0 Journal Article %A Kantor, William M. %T Elations of Designs %J Canadian journal of mathematics %D 1970 %P 897-904 %V 22 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1970-103-0/ %R 10.4153/CJM-1970-103-0 %F 10_4153_CJM_1970_103_0