%0 Journal Article %A Sato, Ryotaro %T An Extrapolation Theorem for Contractions with Fixed Points %J Canadian mathematical bulletin %D 1981 %P 199-203 %V 24 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1981-031-8/ %R 10.4153/CMB-1981-031-8 %F 10_4153_CMB_1981_031_8