@article{ZVMMF_1988_28_10_a0,
     author = {V. I. Korobov},
     title = {Regularization of extremal eigenvalues in the symmetric generalized problem},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1443--1448},
     year = {1988},
     volume = {28},
     number = {10},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1988_28_10_a0/}
}