@article{DE_1976_12_3_a12,
     author = {V. A. Krasnov and A. S. Fokht},
     title = {Integral estimates of the fractional derivatives of the solutions of linear equations of elliptic type in the $L_2$ {metric.~II}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {529--539},
     publisher = {mathdoc},
     volume = {12},
     number = {3},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1976_12_3_a12/}
}