@misc{1190566,
  author = {C P Marsden and W J Keery and J K Moffitt},
  title = {Tabulation of data on microwave tubes:},
  year = {1961},
  month = {1961-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.HB.70},
  language = {en},
}