@article{ETD,
      school = {Ph.D.},
      author = {Tuggle, David W. and },
      url = {http://digitalcollections.ohsu.edu/record/226},
      title = {Emission characteristics and electron optical properties  of the ZrO/W point cathode},
      publisher = {Oregon Graduate Center},
      number = {ETD},
      doi = {https://doi.org/10.6083/M4SF2T4X},
      recid = {226},
      address = {1984},
}