Team, S. “Extendability of the Complementary Prism of Extendable Graphs: Pongthep Janseana, Nawarat Ananchuen”. Thai Journal of Mathematics, vol. 13, no. 3, Dec. 2015, pp. 703-21, https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/542.