@misc{1185356,
  author = {A M Ramey and J J Persenky},
  title = {Power lawn mowers ::time-to-blade access},
  year = {1977},
  month = {1977-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.IR.77-1299},
  language = {en},
}