B. K. Biswas, M. S. Islam, F. Begum, and A. S. S. Rouf, “<i>In vitro</i> Release Kinetic Study of Esomeprazole Magnesium from Methocel K15M and Methocel K100 LVCR Matrix Tablets”, Dhaka Univ. J. Pharm. Sci, vol. 7, no. 1, pp. 39–45, Oct. 2008.