@article{DE_1971_7_4_a13,
     author = {L. A. Boziev},
     title = {The order of the convergence of the method of least squares for the {Dirichlet} problem},
     journal = {Differencialʹnye uravneni\^a},
     pages = {743--746},
     publisher = {mathdoc},
     volume = {7},
     number = {4},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1971_7_4_a13/}
}