@article{DAN_1970_190_3_a9,
     author = {G. I. Marchuk and S. A. Atanbaev},
     title = {Certain questions of {\textquotedblleft}global{\textquotedblright} regularization},
     journal = {Doklady Akademii Nauk},
     pages = {527--530},
     year = {1970},
     volume = {190},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1970_190_3_a9/}
}