Krisyanella, K., 		Meinisasti, R., 		Muslim, Z., 		Salasa, A., & 		Baharyati, D.
2023 Dec 27.  The Comparison of the Sunscreen Activity of Ethanol Extracts and Fractions from Robusta Coffee (Coffea canephora) Leaves  using UV Spectrophotometer Method. Riset Informasi Kesehatan. [Online] 12:2