Slamet, R. ., and Erdawati. “Encapsulation of Phenolic Compound from Star Fruit With Chitosan Nanoparticle”. Proceeding ICBB (The International Conference on Bioscience and Biotechnology), vol. 1, no. 1, Oct. 2011, pp. A79-A87, http://www.sunankalijaga.org/prosiding/index.php/icbb/article/view/156.