@conference{753786,
  author = {Dylan Williams and Bradley Alpert},
  title = {A Causal Microwave Circuit Theory and Its Implications},
  year = {1999},
  month = {1999-08-01 00:08:00},
  publisher = {Proc., URSI General Assembly, Toronto, 1, CA},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=6678},
  language = {en},
}