Seles, M. Jerlin, U. Mary, and Johan Kok. “A Study on Clique Invariants of Jaco-Type Graphs”. Communications in Mathematics and Applications 7, no. 4 (December 31, 2016): 329–342. Accessed May 5, 2024. http://www.rgnpublications.com/journals/index.php/cma/article/view/461.