Limiter discriminator-detected GMSK with FM and GMSK interference in a land mobile channel. - Mark A. Wickert; William S. Sward (IEEE Trans. Commun., 1999)

Scintillation Simulator Test Results: Hardware-in-the-Loop Emulation of Ionospheric Scintillation. - William S. Sward; Taylor Swanson; McKay Williams (MILCOM, 2014)