1.
Ka RT, Kusumawati K. Proximate Analysis and Determination of Vitamin C Levels in Sungai Penuh Robusta Coffee Cascara (Coffea canephora) Using UV-Vis Spectrophotometric Method. Sainstech Farma [Internet]. 2024Aug.18 [cited 2025Sep.17];17(2):65-9. Available from: https://journal.istn.ac.id/index.php/saintechfarma/article/view/1940