%0 Journal Article %A Abbott, H. L. %A Liu, A. C. %T On Property B of Families of Sets %J Canadian mathematical bulletin %D 1980 %P 429-435 %V 23 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1980-063-6/ %R 10.4153/CMB-1980-063-6 %F 10_4153_CMB_1980_063_6