SARKER, N. J.; JAMAN, M. F.; MUSTAFA, S.; RAHMAN, M. S. Breeding biology of coppersmith barbet, Megalaima haemacephala (Müller, 1776). University Journal of Zoology, Rajshahi University, [S. l.], v. 31, p. 31–34, 2013. DOI: 10.3329/ujzru.v31i0.15397. Disponível em: https://banglajol.info/index.php/UJZRU/article/view/15397. Acesso em: 9 dec. 2021.