Wiwiek, I. A., Martodihardjo, S., ., S., ., J., Ngurah Budiana, I. G. M. and ., M. (2017) “Preparation and In-Vitro characterization of Self-Nano emulsifying system of C- Phenylcalix-[4]-Resorcinaryl Octacinnamate and C-Methylcalix-[4]-Resorcinaryl Octabenzoate as ultraviolet absorbers”, Bali Medical Journal, 6(3), pp. 569–577. doi: 10.15562/bmj.v6i3.699.