@article{DAN_1980_254_5_a1,
     author = {S. A. Voitsekhovskii and V. L. Makarov},
     title = {On estimating the rate of convergence of difference schemes in eigenvalue problems for convex domains},
     journal = {Doklady Akademii Nauk},
     pages = {1035--1038},
     publisher = {mathdoc},
     volume = {254},
     number = {5},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1980_254_5_a1/}
}