por Krylov, Nikolai Vladimirovich [autor] | American Mathematical Society.
por Skrypnik, I. V [autor] | American Mathematical Society | Skrypnik, I. V. Metody issledovaniia nelineinykh ellipticheskikh granichnykh zadach.
por Naumkin, P. I, 1961- [autor] | Shishmarev, Ilia Andreevich [autor].