Darugu, C. D., B. P. . Rao, C. . Anuradha, J. S. . kumar, and S. S. . Rani. “Forced Degradation Studies for Glycopyrrolate, Formoterol & Budesonide By UPLC”. International Journal of Membrane Science and Technology, vol. 10, no. 5, Nov. 2023, pp. 860-6, doi:10.15379/ijmst.v10i5.3579.