YABIKU, H. Y. .; TAKAHASHI, M. Y. . Determination of bixin in annatto seeds: Collaborative Study. Instituto Adolfo Lutz Journal - RIAL, [S. l.], v. 52, n. 1-2, p. 31–6, 1992. DOI: 10.53393/rial.1992.52.35962. Disponível em: https://periodicos.saude.sp.gov.br/RIAL/article/view/35962. Acesso em: 18 may. 2024.