@misc{1193046,
  author = {Arthur R Maupin and William H Swanger},
  title = {Strength of soft-soldered joints in copper tubing:},
  year = {1940},
  month = {1940-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.BMS.58},
  language = {en},
}