Surface roughness estimation from GPS sea reflections. - Dale R. Thompson; L. A. Linstrom; R. F. Gasparovic; Tanos M. Elfouhaily (IGARSS, 2002)

Doppler analysis of GPS reflections from the ocean surface. - Donald R. Thompson; L. A. Linstrom; R. F. Gasparovic; Tanos M. Elfouhaily (IGARSS, 2003)