@misc{1191676,
  author = {Cyril H Meyers},
  title = {Circular of the Bureau of Standards no. 472::table and Mollier chart for ammonia below -60 [degrees] F},
  year = {1948},
  month = {1948-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.CIRC.472},
  language = {en},
}