%0 Journal Article %A A. I. Sergeyev %T Uniqueness and normality for M.~Riesz potentials and solutions of the Darboux equation %J Zapiski Nauchnykh Seminarov POMI %D 1996 %P 141-147 %V 232 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1996_232_a11/ %G ru %F ZNSL_1996_232_a11