ELMANFE, Galal; KHALIFA, Hana; KHREIT, Osama; ABDULJALIL, Omukalthum. Determination of Caffeine and Some Other Drugs in Cappuccino, Nescafe, Cacao, Coffee Samples Collected from Some Libyan Markets Using High Performance Liquid Chromatography (RP-HPLC). Journal of Pure & Applied Sciences , [S. l.], v. 20, n. 4, p. 149–155, 2021. DOI: 10.51984/jopas.v20i4.1739. Disponível em: https://sebhau.edu.ly/journal/jopas/article/view/1739. Acesso em: 23 oct. 2026.