Pakki, E. et al. 2016. Formulasi Nanopartikel Ekstrak Bawang Dayak (Eleutherine americana (Aubl) Merr) dengan Variasi Konsentrasi Kitosan-Tripolifosfat (TPP). Journal of Tropical Pharmacy and Chemistry. 3, 4 (Dec. 2016), 251–263. DOI:https://doi.org/10.25026/jtpc.v3i4.113.