%0 Journal Article %A A. DerdziƄski %T The local structure of essentially conformally symmetric manifolds with constant fundamental function I. The elliptic case %J Colloquium Mathematicum %D 1979 %P 59-81 %V 42 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-42-1-59-81/ %R 10.4064/cm-42-1-59-81 %G en %F 10_4064_cm_42_1_59_81