@article{ZVMMF_1984_24_4_a13,
     author = {P. Ph. Zhuk},
     title = {Asymptotic rate of convergence of the method of steepest descent in eigenvalue problems},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {605--607},
     publisher = {mathdoc},
     volume = {24},
     number = {4},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1984_24_4_a13/}
}