Vascular resistance estimation in renal hemodynamics using a time-varying Windkessel model. - Mohammad Abu-Naser; Geoffrey A. Williamson; Anil K. Bidani; Karen A. Griffin (ICASSP (5), 2005)

Convergence of Adaptive Estimators of Time-Varying Linear Systems using Basis Functions: Continuous Time Results. - Mohammad Abu-Naser; Geoffrey A. Williamson (ICASSP (3), 2007)