%0 Journal Article %A Brown, W. C. %T Higher Derivations and Tensor Products of Commutative Rings %J Canadian journal of mathematics %D 1978 %P 401-418 %V 30 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1978-035-9/ %R 10.4153/CJM-1978-035-9 %F 10_4153_CJM_1978_035_9