@inproceedings{Khanna:2007nv,
  author = "Khanna, Faqir",
  title = "{Ward-Takahashi Relations: Longitudinal and Transverse}",
  doi = "10.22323/1.031.0003",
  booktitle = "Proceedings of Fifth International Conference on Mathematical Methods in Physics  {\textemdash} PoS(IC2006)",
  year = 2007,
  volume = "031",
  pages = "003"
}