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@article{DAN_1993_331_3_a8, author = {V. Ya. Yakubov}, title = {Sharp estimates for $L_2$-normalized eigenfunctions of an}, journal = {Doklady Akademii Nauk}, pages = {286--287}, publisher = {mathdoc}, volume = {331}, number = {3}, year = {1993}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1993_331_3_a8/} }
V. Ya. Yakubov. Sharp estimates for $L_2$-normalized eigenfunctions of an. Doklady Akademii Nauk, Tome 331 (1993) no. 3, pp. 286-287. http://geodesic.mathdoc.fr/item/DAN_1993_331_3_a8/