J. Shirin Nejad and M. Saraj, “ Solving a Global-Mixed Integer Signomial Geometric Fractional Programming Problem”, Neutrosophic Sets Syst., vol. 81, pp. 655–666, Apr. 2025, Accessed: Jun. 15, 2025. [Online]. Available: https://fs.unm.edu/nss8/index.php/111/article/view/5903