TY - GEN AU - Fraley, Kenneth L AU - Harris, Georgia L C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 2019-05-01 04:05:00 DO - https://doi.org/10.6028/NIST.IR.5672-2019 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 2019 TI - Advanced mass calibration and measurement assurance program for state calibration laboratories::2019 Edition ER -