%0 Journal Article %A Fernando Cobos %T Reiteration and a Wolff theorem for interpolation methods defined by means of polygons %J Studia Mathematica %D 1992 %P 239-256 %V 102 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4064/sm-102-3-239-256/ %R 10.4064/sm-102-3-239-256 %G en %F 10_4064_sm_102_3_239_256