Gee-Choon Lau, Sin-Min Lee, Karl Schaffer, and Siu-Ming Tong. “On K-Step Hamiltonian Bipartite and Tripartite Graphs”. Malaya Journal of Matematik 2, no. 03 (July 1, 2014): 180–187. Accessed November 23, 2024. https://www.malayajournal.org/index.php/mjm/article/view/405.