@misc{1150931, author = {C D Faison and Carroll S Brickenkamp}, title = {National voluntary laboratory accreditation program: calibration laboratories; technical guide for optical radiation measurements:}, year = {2001}, month = {2001-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NIST.HB.150-2E}, language = {en}, }