@misc{1192971,
  author = {Percy A Sigler and Myrtle B Woodward},
  title = {Indentation characteristics of floor coverings:},
  year = {1941},
  month = {1941-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.BMS.73},
  language = {en},
}