R. Sajjanwar, S. Bhaskaran, K. Kakati, and S. K. Jha, “ Development of stability indicating, validated single dissolution method for simultaneous estimation of clopidogrel bisulfate and rivaroxaban in tablet dosage formulation by RP-HPLC method”, J. Appl. Pharm. Res., vol. 3, no. 1, pp. 26-31, Jan. 2015.