NUGRAHANI, I.; PERTIWI, E. A.; PUTRA, O. D. THEOPHYLLINE–NA–SACHARRINE SINGLE CRYSTAL ISOLATION FOR ITS STRUCTURE DETERMINATION. International Journal of Pharmacy and Pharmaceutical Sciences, [S. l.], v. 7, n. 12, p. 15–24, 2015. Disponível em: https://journals.innovareacademics.in/index.php/ijpps/article/view/7749. Acesso em: 25 apr. 2024.