@misc{indiciaeef648608a057,
  title = {Path-integral quantization of scalar QED.},
  author = {RJ Epp and G Kunstatter and DJ Toms},
  year = {1993},
  doi = {10.1103/physrevd.47.2474},
  url = {https://pubmed.ncbi.nlm.nih.gov/10015841/},
  note = {Source identifier: 10015841}
}