Syed Ansar Ali, Amit Kumar Nayak, Kalyan Kumar Sen and Prabhakar T (2019) “Preparation and characterization of vetiver oil encapsulated polymeric microcapsules for sedative and hypnotic activity”, International Journal of Research in Pharmaceutical Sciences, 10(4), pp. 3616–3625. Available at: https://ijrps.com/home/article/view/3206 (Accessed: 15 January 2025).