Hari Krishnan, N.; Gunasekaran, V.; Roosewelt, C.; Kalaivani, K.; Chandrasekaran, S.; Ravichandiran, V. Simultaneous Estimation and Validation of Paracetamol, Aceclofenac and Chlorzoxazone by HPLC in Pure and Pharmaceutical Dosage Form. ajc 2010, 20, 2557-2562.