@misc{1197036, author = {John K Taylor}, title = {Standard reference materials ::handbook for SRM users 1993 edition}, year = {1993}, month = {1993-02-01 05:02:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NIST.SP.260-100e1993}, language = {en}, }