@misc{indiciae87f5097548e2,
  title = {Special two-energy-two-angle approximation for bremsstrahlung.},
  author = {ZM Ding and D Lin and MK Liou},
  year = {1989},
  doi = {10.1103/physrevc.40.1291},
  url = {https://pubmed.ncbi.nlm.nih.gov/9966104/},
  note = {Source identifier: 9966104}
}