Sinha, Angshu Kumar, Sachchidanand Mishra, Akul Rana, and Anita Pal. “Roman Domination on Acyclic Permutation Graphs”. Journal of Informatics and Mathematical Sciences 9, no. 3 (October 31, 2017): 635–648. Accessed November 24, 2024. http://rgnpublications.com/journals/index.php/jims/article/view/772.