Ka, Rori, and Kurnia Kusumawati. “Proximate Analysis and Determination of Vitamin C Levels in Sungai Penuh Robusta Coffee Cascara (Coffea Canephora) Using UV-Vis Spectrophotometric Method”. Sainstech Farma: Jurnal Ilmu Kefarmasian 17, no. 2 (August 18, 2024): 65-69. Accessed September 19, 2024. https://ejournal.istn.ac.id/index.php/saintechfarma/article/view/1940.