@article{VTGU_2022_75_a2,
     author = {E. A. Molchanova},
     title = {Variational simulation of the spectral problem},
     journal = {Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mehanika},
     pages = {33--37},
     year = {2022},
     number = {75},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VTGU_2022_75_a2/}
}