Correlation Coefficient of Interval-Valued Fuzzy Sets with Interval-Valued Reference Functions and Applications in Medical Diagnosis and Selecting Appropriate Mediciness. Contemporary Mathematics , [S. l.], v. 6, n. 2, p. 2450–2465, 2025. DOI: 10.37256/cm.6220256108. Disponível em: https://ojs353.mebyme.cn/index.php/CM/article/view/6108. Acesso em: 24 dec. 2025.