“Achromatic Numbers of $n$-Complete Starfish and $SF(n, 1)$ Graphs”, International Journal of Open Problems in Computer Science and Mathematics, vol. 18, no. 4, pp. 39–51, Sep. 2025, Accessed: Sep. 22, 2026. [Online]. Available: https://ijopcm.zuj.edu.jo/index.php/journal/article/view/41