Nguyen, Van, Thanh Nguyen, and Van Nguyen. “FORMULATION AND EVALUVATION OF SKIN CREAM WITH NANO SILVER SYNTHESIZED FROM PASSION FRUIT PEEL”. TRA VINH UNIVERSITY JOURNAL OF SCIENCE; ISSN: 2815-6072; E-ISSN: 2815-6099 12, no. 49 (December 28, 2022): 66-73. Accessed April 2, 2023. http://journal.tvu.edu.vn/index.php/journal/article/view/1401.