KANKARAŠ, Milica in CRISTEA, Irina Elena, 2020, Fuzzy reduced hypergroups. Mathematics [na spletu]. 2020. Vol. 8, no. 2. [Dostopano 21 februar 2025]. DOI 10.3390/math8020263. Pridobljeno s: https://repozitorij.ung.si/IzpisGradiva.php?lang=slv&id=5034