HUANBUTTA, K., K. TERADA, P. SRIAMORNSAK, and J. NUNTHANID. “Simultaneous X-Ray Diffraction-Differential Scanning Calorimetry and Physicochemical Characterizations of Spray Dried Drugs and Chitosan Microspheres”. Walailak Journal of Science and Technology (WJST), vol. 13, no. 10, Sept. 2015, pp. 849-61, https://wjst.wu.ac.th/index.php/wjst/article/view/1868.