%0 Journal Article %A S. R. Shinde %T Complex valued approach to the system of non-linear second order Boundary value problem and multivalued mapping via fixed point method %J Čebyševskij sbornik %D 2023 %P 212-227 %V 24 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CHEB_2023_24_3_a10/ %G en %F CHEB_2023_24_3_a10