%0 Journal Article %A K.-H. Dovermann %A M. Masuda %T Rigid versus non-rigid cyclic actions. %J Commentarii mathematici Helvetici %D 1989 %P 269-287 %V 64 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMH_1989__64_1_140154/ %F CMH_1989__64_1_140154