GROBBELAAR, L. First record of Chestnut-fronted Helmet-Shrike at Chilo Gorge Lodge, Zimbabwe. Biodiversity Observations, [S. l.], p. 450–452, 2014. Disponível em: https://journals.uct.ac.za/index.php/BO/article/view/258. Acesso em: 5 jul. 2022.