Geiger, Alheydis, and Marta Panizzut. “A Tropical Count of Real Bitangents to Plane Quartic Curves”. The Electronic Journal of Combinatorics 30, no. 2 (June 30, 2023): P2.55. Accessed March 29, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v30i2p55.