Singh, Abhay, Sudip Das, Sabnam Gupta, and Suman Ghosh. “The Challenges of Producing Bilayer Tablet: A Review”. Journal of Drug Delivery and Therapeutics 11, no. 4-S (August 15, 2021): 171–175. Accessed May 24, 2026. https://jddtonline.info/index.php/jddt/article/view/4922.