Madhavi, A., D. R. Brahma Reddy, M. Venugopal, N. Srihari, P. Chenniah, and P. Koteswarao. “Formulation and Evaluation of Pulsatile Drug Delivery System of Zafirlukast”. Journal of Drug Delivery and Therapeutics, Vol. 10, no. 2, Mar. 2020, pp. 122-8, doi:10.22270/jddt.v10i2.3983.