BRADLEY, J. E. .; TURNER, D. A. .; CHANSAC, T. .; SHEMA, S. .; FINCH, B. . Field characters, taxonomy and distribution of the ‘buff-bellied’ forms of the Grey Penduline Tit <i>Anthoscopus caroli</i> (Sharpe) in East Africa. Scopus: Journal of East African Ornithology, [S. l.], v. 42, n. 2, p. 23–37, 2022. Disponível em: https://www.ajol.info/index.php/scopus/article/view/229435. Acesso em: 9 oct. 2026.