@misc{1153721, author = {K D Mielenz and K L Eckerle}, title = {Design, construction, and testing of a new high accuracy spectrophotometer:}, year = {1972}, month = {1972-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.TN.729}, language = {en}, }