C. A. M. ROCHA, G. M. SANTANA, H. M. SANTOS, R. M. de JESUS, e I. P. LÔBO, “Comprehensive evaluation of methylxanthines and phenolic compounds in Bahia’s guarana (Paullinia cupana), Brazil: implications for variety selection and by-product utilization”, Food Sci. Technol (Campinas), vol. 44, jun. 2024.