@misc{indiciae2cad1f2ef107,
  title = {Nonlinear Krönig-Penney model.},
  author = {WeiDong Li and A Smerzi},
  year = {2004},
  doi = {10.1103/physreve.70.016605},
  url = {https://pubmed.ncbi.nlm.nih.gov/15324187/},
  note = {Source identifier: 15324187}
}