@misc{indiciae6054b8a20a44,
  title = {Exact solutions for hydrogenic donor states in a spherically rectangular quantum well.},
  author = {JL Zhu},
  year = {1989},
  doi = {10.1103/physrevb.39.8780},
  url = {https://pubmed.ncbi.nlm.nih.gov/9947605/},
  note = {Source identifier: 9947605}
}