@article{DAN_1996_347_4_a8,
     author = {B. M. Karnakov and V. D. Mur and V. S. Popov},
     title = {Two notes on the {WKB} method},
     journal = {Doklady Akademii Nauk},
     pages = {466--468},
     publisher = {mathdoc},
     volume = {347},
     number = {4},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1996_347_4_a8/}
}