TY - GEN AU - Kenneth S Butcher C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1992-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.HB.133e3supp3 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1992 TI - Checking the net contents of packaged goods: ER -