@article{UZKU_2008_150_2_a4,
     author = {S. V. Sazonov},
     title = {On the {Optical} {Solitons} of {Different} {Durations}},
     journal = {U\v{c}\"enye zapiski Kazanskogo universiteta. Seri\^a Fiziko-matemati\v{c}eskie nauki},
     pages = {29--37},
     publisher = {mathdoc},
     volume = {150},
     number = {2},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZKU_2008_150_2_a4/}
}