Sagala, Zuraida, AND 		Telaumbanua, Kurnia.
"FORMULATION, STABILTY TEST AND ENZYME ACTIVITY TEST TYROSINASE OF CREAM PEPARATIONS FROM HERENDONG FRUIT EXTRACT(Melastoma affine D. Don)" <em>INDONESIA NATURAL RESEARCH PHARMACEUTICAL JOURNAL</em> [Online], Volume 5 Number 2 (29 October 2020)