TY - RPRT TI - NIST measurement services : three-terminal precision standard capacitor calibrations at NIST AU - Koffman, Andrew AU - Wang, Yicheng AU - Shields, Scott PY - 2007 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST SP 250-76 DO - 10.6028/NIST.SP.250-76 ER -