@misc{1157666,
  author = {Kenneth Alva Norton},
  title = {Transmission loss in radio propagation ::II},
  year = {1959},
  month = {1959-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.TN.12},
  language = {en},
}