N.Ramesh Kumar, and V. Vaidhyalingam. “Development and Validation for the Simultaneous Quantification of Montelukast and Levocetirizine by UV, RP -HPLC and HPTLC Methods in Tablets”. International Journal of Pharmacy and Analytical Research 5, no. 3 (September 23, 2020): 487–496. Accessed March 12, 2026. https://ijpar.com/ijpar/article/view/513.