%0 Journal Article %A Roberts, James W. %T Pointwise Finite Families of Mappings %J Canadian mathematical bulletin %D 1975 %P 767-768 %V 18 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1975-134-x/ %R 10.4153/CMB-1975-134-x %F 10_4153_CMB_1975_134_x