%0 Journal Article %A A. V. Borodin %T Differentiability with respect to the parameter of the solutions of nonlinear loaded boundary value problems for second-order partial differential equations.~I %J Differencialʹnye uravneniâ %D 1979 %P 18-25 %V 15 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1979_15_1_a2/ %G ru %F DE_1979_15_1_a2