Sarvesh Sharad Bagul, Dr. Deepak D. Sonawane, Mayuri P. Pol, and Dr. Sunil. K. Mahajan, “Polymeric Nanosponges: A Promising Platform for Improving Roflumilast Solubility”, Asian J Pharm Res Dev, vol. 14, no. 3, pp. 260–267, Jun. 2026.