Keniawürger, in Avibase – Die Weltvogel-Datenbank. Abgerufen am 10. November 2022.
doi.org
Nguembock, B., Fjeldså J., Couloux A., Pasquet, E. 2008. Phylogeny of Laniarius: molecular data reveal L. liberatus synonymous with L. erlangeri and “plumage coloration” as unreliable morphological characters for defining species and species groups. Mol. Phyl. Evol. 48(2): 396-407. doi:10.1016/j.ympev.2008.04.014PDF Volltext
H. Fry und G. M. Kirwan: Zanzibar Boubou (Laniarius sublacteus), version 1.0. In: J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie und E. de Juana (Herausgeber): Birds of the World, 2020, Cornell Lab of Ornithology, Ithaca, NY, USA. Laniarius sublacteus
Nguembock, B., Fjeldså J., Couloux A., Pasquet, E. 2008. Phylogeny of Laniarius: molecular data reveal L. liberatus synonymous with L. erlangeri and “plumage coloration” as unreliable morphological characters for defining species and species groups. Mol. Phyl. Evol. 48(2): 396-407. doi:10.1016/j.ympev.2008.04.014PDF Volltext