1.
Ai J, Liu X, Peng F. A Variable Version of the Quasi-Kernel Conjecture. Electron. J. Combin. [Internet]. 2025Jun.20 [cited 2026Apr.19];32(2):#P2.53. Available from: https://www.combinatorics.org/ojs/index.php/eljc/article/view/v32i2p53