@misc{1197331, author = {Douglas S Thomas and Douglas S Thomas}, title = {Methodology for calculating construction industry supply chain statistics:}, year = {2010}, month = {2010-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NIST.SP.1116}, language = {en}, }