@article{DAN_1957_117_4_a4,
     author = {M. I. Kliot-Dashinskii},
     title = {On the rate of convergence of the method of orthogonal projections for the first boundary problem in the case},
     journal = {Doklady Akademii Nauk},
     pages = {566--569},
     year = {1957},
     volume = {117},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1957_117_4_a4/}
}