@misc{1157811,
  author = {Stephen F Weber},
  title = {Productivity measurement for the construction industry:},
  year = {1983},
  month = {1983-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.TN.1172},
  language = {en},
}