@article{SVMO_2018_20_2_a6,
     author = {G. A. Smolkin},
     title = {On an estimate in the {Sobolev} space generated by the second order degenerate elliptic operator defined in the half-plane},
     journal = {\v{Z}urnal Srednevol\v{z}skogo matemati\v{c}eskogo ob\^{s}estva},
     pages = {206--214},
     publisher = {mathdoc},
     volume = {20},
     number = {2},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SVMO_2018_20_2_a6/}
}