Dipayan Purakayastha, Anup Pramanik, Tuman P. Rai, Madhvi Ghadge, Shiv Garg, and Piush Sharma, “Celecoxib Mucoadhisive In-Situ Gel for Transmucosal Drug Delivery System”, World J Pharm Sci, vol. 7, no. 1, pp. 34–37, Jan. 2019.