@misc{indiciae04e467cac89e,
  title = {Self-trapping and time evolution in some spatially extended quantum nonlinear systems: Exact solutions.},
  author = {JD Andersen and VM Kenkre},
  year = {1993},
  doi = {10.1103/physrevb.47.11134},
  url = {https://pubmed.ncbi.nlm.nih.gov/10005247/},
  note = {Source identifier: 10005247}
}