Basavaiah, K., V. Ramakrishna, U. R. Anilkumar, and B. C. Somashekar. “Spectrophotometric Determination of Lansoprazole in Pharmaceuticals Using Bromate-Bromide Mixture Based on Redox and Complexation Reactions”. Eclética Química, vol. 32, no. 1, Apr. 2007, pp. 57-64, doi:10.26850/1678-4618eqj.v32.1.2007.p57-64.