@misc{1165436, author = {Horace M Joseph and William N Harrison}, title = {Standardization of thermal emittance measurements ::progress report no. 18, January 1 - March 31, 1963}, year = {1963}, month = {1963-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.RPT.8037}, language = {en}, }