Janardhana Reddy VL, Raveendra Reddy P, and Sreenivasulu S. 2018. “Method Development and Validation of Ivacaftor in Bulk and Pharmaceu-Tical Dosage Form by UV Spectrophotometry”. International Journal of Research in Pharmaceutical Sciences 9 (4), 1169-73. https://www.pharmascope.org/index.php/ijrps/article/view/442.