The clone relation of a binary relation. - Hassane Bouremel; Raúl Pérez-Fernández; Lemnaouar Zedam; Bernard De Baets (Inf. Sci., 2017)

Clonal sets of a binary relation. - Lemnaouar Zedam; Raúl Pérez-Fernández; Hassane Bouremel; Bernard De Baets (Int. J. Gen. Syst., 2018)

Left- and right-compatibility of order relations and fuzzy tolerance relations. - Lemnaouar Zedam; Hassane Bouremel; Bernard De Baets (Fuzzy Sets Syst., 2019)