@misc{indiciaef22709fe280b,
  title = {Coupling between a donor potential and quantum wells: Effect on binding energies.},
  author = {JL Zhu},
  year = {1989},
  doi = {10.1103/physrevb.40.10529},
  url = {https://pubmed.ncbi.nlm.nih.gov/9991602/},
  note = {Source identifier: 9991602}
}