%0 Journal Article %A Kiang, Mo Tak %T Mappings Related to Contractions %J Canadian mathematical bulletin %D 1975 %P 679-684 %V 17 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1974-123-9/ %R 10.4153/CMB-1974-123-9 %F 10_4153_CMB_1974_123_9