@misc{1166731, author = {J O Bryson and D Watstein}, title = {Drying shrinkage of concrete masonry units determined by different methods:}, year = {1959}, month = {1959-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.RPT.6499}, language = {en}, }