Pikhurko, Oleg, and Anusch Taraz. “Degree Sequences of $F$-Free Graphs”. The Electronic Journal of Combinatorics 12, no. 1 (December 13, 2005): R69. Accessed March 27, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v12i1r69.