Fujita, Takaaki, Ajoy Kanti Das, and Suman Das. “IndetermSoft Sets: A Multi-Valued Framework for Modeling Indeterminacy in Decision Science”. Journal of Contemporary Decision Science 2, no. 1 (March 22, 2026): 97–113. Accessed April 21, 2026. https://www.cds-journal.org/index.php/cds/article/view/9.