WIKANTYASNING, E. R., ASTUTI, K. F., NURHAKIMAH, U. F. and SULA, R. D. (2021) “OPTIMIZATION AND IN VITRO EVALUATION OF CREAMS FORMULATION CONTAINING SPIRULINA (ARTHROSPIRA PLATENSIS) EXTRACT AND ZINC OXIDE NANOPARTICLES”, International Journal of Applied Pharmaceutics, 13(1), pp. 34–37. doi: 10.22159/ijap.2021.v13s1.Y0096.