@article{DAN_1989_308_3_a23,
     author = {V. A. Levin and A. A. Sorokin and A. M. Starik},
     title = {Nonstationary self-focusing at the propagation of $\lambda_I=2{,}8\mu$ radiation through damp atmosphere},
     journal = {Doklady Akademii Nauk},
     pages = {610--614},
     publisher = {mathdoc},
     volume = {308},
     number = {3},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1989_308_3_a23/}
}