@misc{186306,
  author = {Sanford Ressler},
  title = {The National PDES Testbed Mail Server User},
  year = {1991},
  month = {1991-01-01},
  publisher = {NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.IR.4508},
  language = {en},
}