Ali H. M. Al-Obaidi, Qays Hatem Imran, Murtadha M. Abdulkadhim, and Giorgio Nordo. “New Concepts of Neutrosophic Crisp Generalized Closed Functions ”. Neutrosophic Sets and Systems 88 (September 15, 2025): 954–962. Accessed July 22, 2025. https://fs.unm.edu/nss8/index.php/111/article/view/6750.