TY  - RPRT
TI  - Using six-port and eight-port junctions to measure active and passive circuit parameters 
AU  - Hoer, Cletus A
PY  - 1975
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS TN 673
DO  - 10.6028/NBS.TN.673
ER  -