%0 Journal Article %A Scott, P. R. %T The Construction of Perfect and Extreme Forms %J Canadian journal of mathematics %D 1966 %P 147-158 %V 18 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1966-019-x/ %R 10.4153/CJM-1966-019-x %F 10_4153_CJM_1966_019_x