@misc{1179436, author = {Kenneth W Yee}, title = {A guide for the construction and operation of drill-up:}, year = {1982}, month = {1982-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.IR.82-2590}, language = {en}, }