@misc{1163846, author = {M D Burdick}, title = {Development of methods of test for quality control of porcelain enamels::progress report April 1 through June 30, 1968}, year = {1968}, month = {1968-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.RPT.9891}, language = {en}, }