Team, S. (2019). A Complete Solution of 3-Hamiltonian Grids and Torus Graphs: Gee-Choon Lau, Sin-Min Lee, Karl Schaffer, Siu-Ming Tong. Thai Journal of Mathematics, 17(1), 107–113. Retrieved from https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/878