@misc{1182531, author = {R G Powell and J Horlick}, title = {Collaborative reference program for paper ::report no. 63S}, year = {1980}, month = {1980-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.IR.80-1834}, language = {en}, }