Anusha Ijaz, Muhammad Naeem, and Ayesha Munawar. “P3 CHROMATIC POLYNOMIALS OF DIFFERENT GRAPHS”. Spectrum of Engineering Sciences 4, no. 1 (January 20, 2026): 378–390. Accessed March 7, 2026. https://thesesjournal.com/index.php/1/article/view/1889.