%0 Journal Article %A V. T. Erofeenko %T Formulas for the mutual expansion of cylindrical and spheroidal wave functions %J Differencialʹnye uravneniâ %D 1978 %P 915-918 %V 14 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1978_14_5_a17/ %G ru %F DE_1978_14_5_a17