@misc{indiciae28cf818737b0,
  title = {Core and repulsion integrals for lowdin orthogonalized atomic orbitals in pi-electron systems},
  author = {Chong, D. P.},
  year = {1965},
  url = {https://ntrs.nasa.gov/citations/19650020862},
  note = {Source identifier: 19650020862}
}