@article{DAN_1980_251_2_a12,
     author = {A. N. Kucherov},
     title = {Self-focusing and quasiwaveguide propagation of a {Gaussian} beam in a supersonic current of gas},
     journal = {Doklady Akademii Nauk},
     pages = {309--311},
     publisher = {mathdoc},
     volume = {251},
     number = {2},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1980_251_2_a12/}
}