Amin, Nor Yasin Al, et al. “Formulasi Sediaan Krim Anti Aging Berbahan Aktif Ekstrak Buah Libo (Ficus Variegata, Blume)”. Proceeding of Mulawarman Pharmaceuticals Conferences, vol. 8, no. 1, Dec. 2018, pp. 301-7, doi:10.25026/mpc.v8i1.337.