Saleh, Ola Ahmed, Aida Abd El-Sattar El-Azzouny, Hassan Youssef Aboul-Enein, and Amr Mohamed Badawey. 2014. “A Validated Stability Indicating HPLC Method for Determination of Sitagliptin”. European Journal of Chemistry 5 (3):497-502. https://doi.org/10.5155/eurjchem.5.3.497-502.1080.