@misc{1192711,
  author = {John Archea and Belinda L Collins and Fred I Stahl},
  title = {Guidelines for stair safety:},
  year = {1979},
  month = {1979-01-01 05:01:00},
  publisher = {Building Science Series, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.BSS.120},
  language = {en},
}