Krisyanella, K., 		Meinisasti, R., 		Muslim, Z., 		Salasa, A., & 		Baharyati, D.
(2023).
 The Comparison of the Sunscreen Activity of Ethanol Extracts and Fractions from Robusta Coffee (Coffea canephora) Leaves  using UV Spectrophotometer Method.
<em>Riset Informasi Kesehatan, 12</em>(2), 178-183.
doi:10.30644/rik.v12i2.813