%0 Journal Article %A Fiedorowicz, Z. %A May, J. P. %T Homology Operations Revisited %J Canadian journal of mathematics %D 1982 %P 700-717 %V 34 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1982-048-9/ %R 10.4153/CJM-1982-048-9 %F 10_4153_CJM_1982_048_9