Energy-efficient circle zones stable election protocol with helper nodes for heterogeneous WSNs. - Fathia A. Mohamed; Emad S. Hassan; Amir Salah Elsafrawey; Moawad I. Dessouky (IET Wirel. Sens. Syst., 2019)

Performance enhancement routing protocols for heterogeneous WSNs. - Fathia A. Mohamed; Emad S. Hassan; Moawad I. Dessouky; Amir Salah Elsafrawey (Int. J. Commun. Syst., 2020)