%0 Journal Article %A C.A. Berenstein %A L. Zalcman %T Pompeiu's problem on symmetric spaces. %J Commentarii mathematici Helvetici %D 1980 %P 593-621 %V 55 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMH_1980__55_139848/ %F CMH_1980__55_139848