Ozeki, Kenta. “Every 5-Connected Planar Triangulation Is 4-Ordered Hamiltonian”. Journal of Algebra Combinatorics Discrete Structures and Applications 2, no. 2 (May 15, 2015): 111–116. Accessed September 12, 2026. https://www.jacodesmath.com/index.php/jacodesmath/article/view/16.