%0 Journal Article %T Spectrum Estimation Techniques for Characterization and Development of WT4 Waveguide-I %A Thomson, David J. %A , %J Bell System Technical Journal %V 56 %N 9 %P 1769-1815 %@ 0005-8580 %D 1977-11-01 %I Institute of Electrical and Electronics Engineers (IEEE) %~ DeepDyve