@article{4643,
  author = {David Crouch and Dana Anderson},
  title = {Dynamics of an optical ring circuit having photorefractive gain and loss and history-dependent feedback},
  year = {1991},
  journal = {Journal of the Optical Society of America B},
  volume = {8},
  pages = {1315},
  month = {1991-06},
  issn = {0740-3224},
  doi = {10.1364/JOSAB.8.001315},
}