%0 Journal Article %A V. N. Koshparenok %A V. P. Shestopalov %T Partial inversion of the operator for summator functional equations with the kernel in the form of periodic Mathieu functions %J Doklady Akademii Nauk %D 1978 %P 811-814 %V 239 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1978_239_4_a15/ %G ru %F DAN_1978_239_4_a15