Wulandari, R., S. Hamdiani, and N. Ismillayli. “Synthesis Of Mesoporiic Silica From Rice Husk Ash For Pinostrobin Based Drug Delivery”. Acta Chimica Asiana, vol. 2, no. 1, Feb. 2019, pp. 75-82, doi:10.29303/aca.v2i1.20.