M. Suba, Shanmugapriya R, M.L. Suresh, Karthik S. Generalized Nonagonal Fuzzy Number and its Application in Assignment Problem. MSEA [Internet]. 2022Sep.24 [cited 2024May2];71(4):3506-14. Available from: https://www.philstat.org/index.php/MSEA/article/view/911