Rain fades on low elevation angle Earth-satellite paths: comparative assessment of the Austin, Texas, 11.2 GHz experiment. - Wolfhard J. Vogel; Geoffrey W. Torrence; Jeremy E. Allnutt (Proc. IEEE, 1993)

Experimental studies of SDMA schemes for wireless communications. - Hsin-Piao Lin; Shiann Shiun Jeng; I. Parra; Guanghan Xu; Wolfhard J. Vogel; Geoffrey W. Torrence (ICASSP, 1995)

Fluorescent light interaction with personal communication signals. - Wolfhard J. Vogel; Hao Ling; Geoffrey W. Torrence (IEEE Trans. Commun., 1995)