@misc{1148941, author = {Don Libes}, title = {A clock for the manufacturing systems integration testbed:}, year = {1991}, month = {1991-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NIST.IR.4666}, language = {en}, }