@article{ElsnerUllmannHeueretal.2012,
  author    = {Robert Elsner and Roland Ullmann and Axel Heuer and Ralf Menzel and Martin Ostermeyer},
  title     = {Two-dimensional modeling of transient gain gratings in saturable gain media},
  journal   = {OPTICS EXPRESS},
  volume    = {20},
  number    = {7},
  pages     = {6887 -- 6896},
  doi       = {10.1364/OE.20.006887},
  year      = {2012},
}