@misc{1168426,
  author = {H R Snoke and W C Cullen},
  title = {Roof maintenance manual:},
  year = {1955},
  month = {1955-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.RPT.3994},
  language = {en},
}