Buchanan, Calum, and Puck Rombach. “A Lower Bound on the Saturation Number and a Strengthening for Triangle-Free Graphs”. The Electronic Journal of Combinatorics 32, no. 3 (July 18, 2025): P3.14. Accessed March 30, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v32i3p14.