%0 Journal Article %A Tang, C. Y. %T An Existence Theorem for Generalized Direct Products with Amalgamated Subgroups %J Canadian journal of mathematics %D 1966 %P 75-82 %V 18 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1966-009-5/ %R 10.4153/CJM-1966-009-5 %F 10_4153_CJM_1966_009_5