@article{UZKU_2007_149_1_a2,
     author = {A. N. Bugai and S. V. Sazonov},
     title = {Long-short-wave optical bullets and vortices},
     journal = {U\v{c}\"enye zapiski Kazanskogo universiteta. Seri\^a Fiziko-matemati\v{c}eskie nauki},
     pages = {13--19},
     publisher = {mathdoc},
     volume = {149},
     number = {1},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZKU_2007_149_1_a2/}
}