Seymour's second neighborhood conjecture for 5-anti-transitive oriented graphs. - Moussa Daamouch (Discret. Appl. Math., 2020)

Seymour's second neighborhood conjecture for m-free, k-transitive, k-anti-transitive digraphs and some approaches. - Moussa Daamouch (Discret. Appl. Math., 2021)

About the second neighborhood conjecture for tournaments missing two stars or disjoint paths. - Moussa Daamouch; Salman Ghazal; Darine Al-Mniny (Contributions Discret. Math., 2025)