Selvatti, A. P.; Galvão, A.; Pereira, A. G.; Pedreira Gonzaga, L.; Russo, C.A.D.M. (). „An African origin of the Eurylaimides (Passeriformes) and the successful diversification of the ground-foraging pittas (Pittidae)”. Molecular Biology and Evolution. 34 (2): 483–499. doi:10.1093/molbev/msw250. PMID28069777.
Selvatti, A. P.; Galvão, A.; Pereira, A. G.; Pedreira Gonzaga, L.; Russo, C.A.D.M. (). „An African origin of the Eurylaimides (Passeriformes) and the successful diversification of the ground-foraging pittas (Pittidae)”. Molecular Biology and Evolution. 34 (2): 483–499. doi:10.1093/molbev/msw250. PMID28069777.