TY - GEN AU - Stanley D Rasberry C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 2003-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.SP.260-150 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 2003 TI - Standard Reference Materials ::the first century/ ER -