MONTENEGRO, G. Botanical Origin and Seasonal Production of Propolis in Hives of Central Chile. Boletim de Botânica, [S. l.], v. 19, p. 1-6, 2001. DOI: 10.11606/issn.2316-9052.v19i0p1-6. Disponível em: https://www.revistas.usp.br/bolbot/article/view/58014. Acesso em: 3 dez. 2023.