S. Nada , A. Elrokh , Atef Abd El-hay. “On Singed Product Cordial of Cone Graph and Its Second Power”. Turkish Journal of Computer and Mathematics Education (TURCOMAT) 13, no. 03 (October 4, 2022): 597–606. Accessed May 3, 2024. https://turcomat.org/index.php/turkbilmat/article/view/13070.