Fujita, Takaaki. “Note for Intuitionistic HyperRough Set, One–directional S–Hyperrough Set, Tolerance Hyperrough Set,and Dynamic Hyperrough Set”. Soft Computing Fusion with Applications 2, no. 3 (August 5, 2025): 157–183. Accessed February 4, 2026. https://www.scfa.reapress.com/journal/article/view/51.