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@article{DAN_1984_276_2_a0, author = {R. R. Ashurov}, title = {Asymptotic estimation of the spectral function of an elliptic}, journal = {Doklady Akademii Nauk}, pages = {265--267}, publisher = {mathdoc}, volume = {276}, number = {2}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1984_276_2_a0/} }
R. R. Ashurov. Asymptotic estimation of the spectral function of an elliptic. Doklady Akademii Nauk, Tome 276 (1984) no. 2, pp. 265-267. http://geodesic.mathdoc.fr/item/DAN_1984_276_2_a0/