@article{DAN_1973_209_5_a8,
     author = {Ts. B. Shoǐnzhurov},
     title = {Some problems of the theory of cubic formulas in {S.\,L.~Sobolev} non-isotropic spaces},
     journal = {Doklady Akademii Nauk},
     pages = {1036--1038},
     publisher = {mathdoc},
     volume = {209},
     number = {5},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_209_5_a8/}
}