Quasilinear degenerate and nonuniformly elliptic and parabolic equations of second order
А. В. Іванов
Quasilinear degenerate and nonuniformly elliptic and parabolic equations of second order
Автор: А. В. Іванов
Quasilinear degenerate and nonuniformly elliptic and parabolic equations of second order1984