Frick, Marietjie, and Joy Singleton. “Lower Bound for the Size of Maximal Nontraceable Graphs ”. The Electronic Journal of Combinatorics 12, no. 1 (July 19, 2005): R32. Accessed March 17, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v12i1r32.