Kousik Das, Sovan Samantab, Shah Khalid Khan, Usman Naseem, Kajal De. A Study on Discrete Mathematics: Sum Distance in Neutrosophic Graphs with Application. Neutrosophic Sets Syst. 2024;35:220-231. Accessed June 26, 2025. https://fs.unm.edu/nss8/index.php/111/article/view/3996