Analogue Study of Electron Trajectories - Benjamin F. Logan; George R. Welti; George C. Sponsler (J. ACM, 1955)

Quaternary codes for pulsed radar. - George R. Welti (IRE Trans. Inf. Theory, 1960)

Correction to "Quaternary codes for pulsed radar". - George R. Welti (IRE Trans. Inf. Theory, 1960)

Digital transmission with coherent four-dimensional modulation. - George R. Welti; Jhong S. Lee (IEEE Trans. Inf. Theory, 1974)

Hybrid Amplitude-and-Phase Modulation for Analog Data Transmission. - C. Melvil Thomas; Curtis L. May; George R. Welti (IEEE Trans. Commun., 1975)