@misc{indiciae6099028adec4,
  title = {Propagators for shape-invariant potentials.},
  author = {A Das and WJ Huang},
  year = {1990},
  doi = {10.1103/physrevd.41.3241},
  url = {https://pubmed.ncbi.nlm.nih.gov/10012254/},
  note = {Source identifier: 10012254}
}