TY - RPRT TI - 2002 Physics Laboratory AU - Hardis, Jonathan E AU - Hardis, Jonathan E AU - Ott, William R AU - Wiersma, Gloria G PY - 2003 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST SP 994 DO - 10.6028/NIST.SP.994 ER -