%0 Journal Article %A Grzegorz Świątek %T Circle homeomorphisms with flat critical points %J Fundamenta Mathematicae %D 1991 %P 205-217 %V 138 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-138-3-205-217/ %R 10.4064/fm-138-3-205-217 %G en %F 10_4064_fm_138_3_205_217