TY - GEN AU - E Ambler Thompson AU - E Ambler Thompson AU - Barry N Taylor C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 2008-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.SP.811e2008 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 2008 TI - Guide for the use of the International System of Units (SI): ER -