TY - RPRT TI - Calibration procedures for inductance standards using a commercial impedance meter as a comparator AU - Chang, Y May AU - Tillett, Summerfield B PY - 1990 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 4466 DO - 10.6028/NIST.IR.4466 ER -