Hägglund, Jonas. “On Snarks That Are Far from Being 3-Edge Colorable”. The Electronic Journal of Combinatorics 23, no. 2 (April 15, 2016): #P2.6. Accessed May 6, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v23i2p6.