%0 Journal Article %A M. V. Fedoryuk %T Connection formulas for spheroidal functions in different coordinate systems %J Differencialʹnye uravneniâ %D 1989 %P 294-299 %V 25 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1989_25_2_a16/ %G ru %F DE_1989_25_2_a16