Lemos, Manoel, and James Oxley. “An Upper Bound for the Circumference of a 3-Connected Binary Matroid”. The Electronic Journal of Combinatorics 30, no. 1 (March 10, 2023): #P1.45. Accessed May 15, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v30i1p45.