On relationships between revised rough fuzzy approximation operators and fuzzy topological spaces. - Mohamed Mohamed Ezzat Abd El-Monsef; Mostafa A. El-Gayar; R. M. Aqeel (Int. J. Granul. Comput. Rough Sets Intell. Syst., 2014)

A comparison of three types of rough fuzzy sets based on two universal sets. - Mohamed Mohamed Ezzat Abd El-Monsef; Mostafa A. El-Gayar; R. M. Aqeel (Int. J. Mach. Learn. Cybern., 2017)