%0 Journal Article
%A Bressler, D. W.
%A Cayford, A. H.
%T Compositions of Set Operations
%J Canadian journal of mathematics
%D 1970
%P 227-234
%V 22
%N 2
%U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1970-029-8/
%R 10.4153/CJM-1970-029-8
%F 10_4153_CJM_1970_029_8