%0 Journal Article %A Bakir Farhi %T Algebraic and topological structures on the set of mean functions and generalization of the AGM mean %J Colloquium Mathematicum %D 2013 %P 139-149 %V 132 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm132-1-11/ %R 10.4064/cm132-1-11 %G en %F 10_4064_cm132_1_11