1.
Jaipong P, Tapanyo W. Connectivity of Suborbital Graphs for the Congruence Subgroups of the Extended Modular Group. Comm. Math. Appl. [Internet]. 2017 Dec. 30 [cited 2024 Nov. 24];8(3):345-58. Available from: http://rgnpublications.com/journals/index.php/cma/article/view/549