A graphical approach to GPS software-defined receiver implementation. - Zaher M. Kassas; Jahshan A. Bhatti; Todd E. Humphreys (GlobalSIP, 2013)

GPS Spoofing Detection via Dual-Receiver Correlation of Military Signals. - Mark L. Psiaki; Brady W. O'Hanlon; Jahshan A. Bhatti; Daniel P. Shepard; Todd E. Humphreys (IEEE Trans. Aerosp. Electron. Syst., 2013)

Unmanned Aircraft Capture and Control Via GPS Spoofing. - Andrew J. Kerns; Daniel P. Shepard; Jahshan A. Bhatti; Todd E. Humphreys (J. Field Robotics, 2014)