Poornima A. N., Sharath, and C. Geetha Priya, “RP-HPLC Method Development and Validation for Simultaneous Estimation of Linagliptin and Metformin Hydrochloride in Combined Tablet Dosage Form”, IJMS, vol. 6, no. Spl Issue 7, pp. 18–25, Jun. 2019.