@article{DE_1972_8_7_a10,
     author = {A. S. Fokht},
     title = {Estimation in the $L_2$ metric of the derivatives of the solutions of linear nonhomogeneous equations of elliptic type and arbitrary order near the boundary of the domain},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1242--1255},
     publisher = {mathdoc},
     volume = {8},
     number = {7},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1972_8_7_a10/}
}