1.
Al-bar JA, Al-kenani AN, Muthana NM, Praeger CE, Spiga P. Finite Edge-Transitive Oriented Graphs of Valency Four: a Global Approach. Electron. J. Combin. [Internet]. 2016Jan.22 [cited 2026Jun.1];23(1):#P1.10. Available from: https://www.combinatorics.org/ojs/index.php/eljc/article/view/v23i1p10