@article{6738,
  author = {Vladimir Tikhonenko and Yuri Kivshar and Victoria Steblina and A. Zozulya},
  title = {Vortex solitons in a saturable optical medium},
  year = {1998},
  journal = {Journal of the Optical Society of America B},
  volume = {15},
  pages = {79},
  month = {Jan-01-1998},
  issn = {0740-3224},
  url = {http://www.opticsinfobase.org/abstract.cfm?URI=josab-15-1-79},
  doi = {10.1364/JOSAB.15.000079},
}