@article{81,
  author = {M. Saffman and D. Montgomery and A. Zozulya and Dana Anderson},
  title = {Topology-preserving mappings in a self-imaging photorefractively pumped ring resonator},
  year = {1994},
  journal = {Chaos, Solitons \& Fractals},
  volume = {4},
  pages = {2077-2092},
  month = {1994-11},
  issn = {09600779},
  doi = {10.1016/0960-0779(94)90122-8},
}