%0 Journal Article %A Derderian, J. C. %T Galois Connections and Pair Algebras %J Canadian journal of mathematics %D 1969 %P 498-501 %V 21 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1969-056-x/ %R 10.4153/CJM-1969-056-x %F 10_4153_CJM_1969_056_x