TY - RPRT TI - Design of the National Bureau of Standards isotropic magnetic field meter (MFM-10) 300 kHz to 100 MHz AU - Cruz, J E PY - 1985 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS TN 1085 DO - 10.6028/NBS.TN.1085 ER -