@article{DE_1976_12_6_a15,
     author = {N. V. Miroshin},
     title = {A generalized {Dirichlet} problem for a certain class of elliptic differential operators that are degenerate on the boundary of the domain. {Some} spectral properties},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1099--1111},
     publisher = {mathdoc},
     volume = {12},
     number = {6},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1976_12_6_a15/}
}