@misc{1183671, author = {R G Powell and J Horlick}, title = {Collaborative reference program for paper ::Report no. 57S Strength tests}, year = {1979}, month = {1979-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.IR.79-1370}, language = {en}, }