[1]
R. J. Donatelli, “ Cranial osteology and myology of the jaw apparatus in the Galbulidae (aves, piciformes) ”, Arq. Zool., vol. 32, no. 1, pp. 1–32, Sep. 1992, doi: 10.11606/issn.2176-7793.v32i1p1-32.