CH. Shankar, D.V.R.N. Bhikshapathi, R. Suthakaran, CH. Pavani Padmaja, and Amtul Wahab, “Development and validation of RP-HPLC method for ritonavir in bulk and pharamceutical dosage forms”, IJPAR , vol. 7, no. 2, pp. 158–164, Sep. 2022.