[1]
G. M. . Elmanfe, H. O. . Khalifa, O. . Khreit, and O. . Abduljalil, “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)”, JOPAS, vol. 20, no. 4, pp. 149–155, Dec. 2021.