Danwanichakul, P., D. Danwanichakul, A. Duangjitchotchuang, and P. Montienthong. “A Study of Riboflavin Release from Chito-Oligosaccharide/ Poly (Vinyl Alcohol) Electrospun Nanofibrous Structures”. Science & Technology Asia, vol. 15, no. 5, Oct. 2015, pp. 68-75, https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/41243.