@misc{1177031,
  author = {Robert L Gladhill and Jeffrey Horlick and Wiley A Hall and Harvey W Berger},
  title = {Concrete LAP handbook: operational and technical requiremnents of the Laboratory Accreditation Program for freshly mixed field concrete:},
  year = {1985},
  month = {1985-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.IR.85-3140},
  language = {en},
}