G. F. Engen

A Least Squares Solution for Use in the Six-Port Measurement Technique

G. F. Engen, 1980 .

Thru-Reflect-Line: An Improved Technique for Calibrating the Dual Six-Port Automatic Network Analyzer

G. F. Engen, C. A. Hoer, C. Hoer, 1979 .

Accuracy assessment of the scalar network analyzer using sliding termination techniques

G. F. Engen, B. Knudsen, B. Guldbrandsen, 1989 .