%0 Journal Article %A Ryotaro Sato %T On the ergodic power function for invertible positive operators %J Studia Mathematica %D 1988 %P 129-134 %V 90 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4064/sm-90-2-129-134/ %R 10.4064/sm-90-2-129-134 %G en %F 10_4064_sm_90_2_129_134