S. Palaniammal, A. Shobana,. “An Algorithm for 2-Tuple Total Domination Number in Circulant Graphs”. International Journal of Emerging Trends in Science and Technology 2, no. 06 (June 3, 2015). Accessed July 1, 2024. https://igmpublication.org/ijetst.in/index.php/ijetst/article/view/705.