@misc{1191516,
  author = {Claire Marton and Max Swerdlow and Alan VanBronkhorst and Harold Meryman},
  title = {Circular of the Bureau of Standards no. 502::bibliography of electron microscopy},
  year = {1950},
  month = {1950-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.CIRC.502},
  language = {en},
}