Abdurahim, Romdhini MU, Qudsi J, Al-Sharqi F, Rodzi ZM. Delta Degree-Based Indices of Prime Coprime Graph for Integers Modulo Group. sci. technol. indones. [Internet]. 2026 Jan. 2 [cited 2026 Apr. 20];11(1):10-8. Available from: https://www.sciencetechindonesia.com/index.php/jsti/article/view/2008