TY - GEN AU - Chester H Page AU - Paul Vigoureux C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1972-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.SP.330e1972 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1972 TI - The international system of units (SI): ER -