Srinivas P, Vijay, et al. “Determination of Irinotecan Enantiomer Impurity in Irinotecan Hydrochloride API by Using Reverse-Phase Liquid Chromatography”. Journal of Drug Delivery and Therapeutics, vol. 13, no. 5, May 2023, pp. 41-46, https://doi.org/10.22270/jddt.v13i5.5815.