@article{SEMR_2017_14_a99,
     author = {V. Yu. Goncharov},
     title = {Maximization problems for eigenvalues of linear elliptic operators},
     journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a},
     pages = {1349--1372},
     publisher = {mathdoc},
     volume = {14},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SEMR_2017_14_a99/}
}