@misc{1199811, author = {Randall M Schoonover and James E Taylor}, title = {An investigation of a user-operated mass calibration package:}, year = {1988}, month = {1988-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NIST.IR.88-3876}, language = {en}, }