Putu Yudhistira Budhi Setiawan, et al. “SYNERGISTIC EFFECT OF CURCUMA XANTHORRHIZA AND PHYSALIS ANGULATA EXTRACTS AS ANTIOXIDANTS AGAINST DPPH RADICALS”. Journal Pharmaceutical Science and Application, vol. 5, no. 2, Dec. 2023, pp. 85-92, doi:10.24843/JPSA.2023.v05.i02.p05.