Luna-Fox S, Uvidia-Armijo J, Rivera-Barreto J. Kinetic study of solid-liquid extraction of caffeine in Ilex guayusa Loes. Rev. Fac. Agron. (LUZ) [Internet]. 2024Aug.16 [cited 2025Aug.2];41(3):e244128. Available from: http://www.produccioncientifica.luz.edu.ve/index.php/agronomia/article/view/42581