Krisyanella, Krisyanella, 		Meinisasti, Resva, 		Muslim, Zamharira, 		Salasa, Alfrida, AND 		Baharyati, Delta.
" 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</em> [Online], Volume 12 Number 2 (27 December 2023)