Singh, M. et al. 2019. Development and Validation of HPTLC Method for the Simultaneous Estimation of Ascorbic Acid and Gallic Acid in Amla Juice Preparation. Journal of Drug Delivery and Therapeutics. 9, 4 (Jul. 2019), 227–231. DOI:https://doi.org/10.22270/jddt.v9i4.3030.