%0 Journal Article %A E. I. Bravyi %T Solvability of a~boundary value problem for a~nonlinear singular functional-differential equation %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1993 %P 17-23 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1993_5_a1/ %G ru %F IVM_1993_5_a1