RETNANINGTYAS, Yuni; 						SETIADI, Yodi.
 STUDY OF ANTIOXIDANT ACTIVITY COMBINATION OF ARABICA COFFEE LEAF ETHANOL EXTRACT AND ROSELLE FLOWER PETAL WATER EXTRACT.
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Available at: &lt;<a href="https://jurnal.unej.ac.id/index.php/prosiding/article/view/3892" target="_new">https://jurnal.unej.ac.id/index.php/prosiding/article/view/3892</a>&gt;. Date accessed: 23 nov. 2024.