@article{705448,
      author = {Du, Chao-Hai, and Liu, Pu-Kun,},
      url = {http://library.usi.edu/record/705448},
      title = {Millimeter-wave gyrotron traveling-wave tube amplifiers  [electronic resource] /},
      doi = {https://doi.org/10.1007/978-3-642-54728-7},
      recid = {705448},
      pages = {1 online resource (x, 192 pages) :},
}