Rahmasari, Shafira Meiria, Susilawati, and Ida Hamidah. “The SS Method to Obtain an Optimal Solution of Transportation Problem”. International Journal of Mathematics and Mathematics Education 1, no. 1 (March 3, 2023): 1–17. Accessed June 26, 2025. https://journals.eduped.org/index.php/IJMME/article/view/219.