@misc{1163341, author = {E G Hawkins and A Napolitano}, title = {Standard Reference Materials ::Viscosity of a standard lead-silica glass/}, year = {1966}, month = {1966-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.SP.260-11}, language = {en}, }