%0 Journal Article %A V. I. Panteleev %T Polynomial expansions of $k$-valued functions in differentiation operators, and normalizations %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1998 %P 82-85 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1998_1_a10/ %G ru %F IVM_1998_1_a10