TY - GEN AU - John D Wright AU - Jean-Philippe Kayl AU - Aaron N Johnson AU - Gina M Kline C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 2009-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.SP.250-80 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 2009 TI - Gas flowmeter calibrations with the working gas flow standard: ER -