@misc{indiciae84f79a1d85d3,
  title = {Potential separable expansion method and its relation to the Siegert method and the complex rotation technique.},
  author = {B Gyarmati and AT Kruppa},
  year = {1986},
  doi = {10.1103/physreva.33.2989},
  url = {https://pubmed.ncbi.nlm.nih.gov/9897005/},
  note = {Source identifier: 9897005}
}