An s-strong tournament with s >= 3 has s+1 vertices whose out-arcs are 4-pancyclic

Feng, Jinfeng; Li, Shengjia; Li, Ruijuan

Amsterdam [u.a.] / Elsevier (2006) [Fachzeitschriftenartikel]

Discrete applied mathematics
Band: 154
Ausgabe: 18
Seite(n): 2609-2612