On the existence and number of (k+1)-kings in k-quasi-transitive digraphs - César Hernández-Cruz; Hortensia Galeana-Sánchez; Manuel Alejandro Juárez-Camacho (CoRR, 2012)

On the existence and number of (k+1)(k+1)-kings in kk-quasi-transitive digraphs. - Hortensia Galeana-Sánchez; César Hernández-Cruz; Manuel Alejandro Juárez-Camacho (Discret. Math., 2013)

Pancyclicity in strong k-quasi-transitive digraphs of large diameter. - César Hernández-Cruz; Manuel Alejandro Juárez-Camacho (Appl. Math. Comput., 2021)