@misc{indiciae0091de942b6f,
  title = {Overlap integral between two electron clouds at different sites.},
  author = {Y Tanabe and K Ohtaka},
  year = {1986},
  doi = {10.1103/physrevb.34.3763},
  url = {https://pubmed.ncbi.nlm.nih.gov/9940140/},
  note = {Source identifier: 9940140}
}