@article{DAN_1962_144_4_a9,
     author = {I. A. Solome\v{s}\v{c}},
     title = {The asymptotic behavior of eigenvalues of bilinear forms associated with certain elliptic},
     journal = {Doklady Akademii Nauk},
     pages = {727--729},
     year = {1962},
     volume = {144},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1962_144_4_a9/}
}