PURNAMASARI, Dini Rizky. TEST OF TYROSINASE ENZYME INHIBITOR ACTIVITY OF BIDARA ARAB LEAVES ETHANOL EXTRACT (ZIZIPHUS SPINA-CHRISTI L.) BY IN VITRO. INDONESIA NATURAL RESEARCH PHARMACEUTICAL JOURNAL, [S.l.], v. 5, n. 1, p. 35-44, apr. 2020. ISSN 2502-8421. Available at: <https://ojs3.binainsancerdas.com/index.php/INRPJ/article/view/1739>. Date accessed: 11 apr. 2026. doi: http://dx.doi.org/10.52447/inspj.v5i1.1739.