Determination of Caffeine Content in Arabica and Robusta Green Coffee of Indian Origin. European Journal of Natural Sciences and Medicine, [S. l.], v. 4, n. 1, p. 67–77, 2021. DOI: 10.26417/425qba31z. Disponível em: https://revistia.org/index.php/ejnm/article/view/5113.. Acesso em: 3 jul. 2024.