Song Z-X, Zhang J. On the Size of $(K_t,\mathcal{T}_k)$-Co-Critical Graphs. Electron. J. Combin. [Internet]. 2021Jan.15 [cited 2026Apr.3];28(1):P1.13. Available from: https://www.combinatorics.org/ojs/index.php/eljc/article/view/v28i1p13