Dewan, I., M. Elias-Al-Mamun, and R.- ul Jalil. “Studies on Swelling Behavior of HPMC Based Matrix Tablets by the Application of Digital Imaging Technique”. Dhaka University Journal of Pharmaceutical Sciences, vol. 7, no. 2, Mar. 2009, pp. 169-75, doi:10.3329/dujps.v7i2.2174.