Sudipta Gayen, Smarandache F, Sripati Jha, Manoranjan Kumar Singh, Broumi S, Ranjan Kumar. Soft Subring Theory Under Interval-valued Neutrosophic Environment. Neutrosophic Sets Syst. 2020;36:193-219. Accessed July 16, 2024. https://fs.unm.edu/nss8/index.php/111/article/view/785