Amit Singh, Aarti Verma, Chhote Lal Singh, Sokindra Kumar, and Mukesh Kumar. “Development and Validation of New UV-Spectrophotometric Methods for Analysis of Bosentan in Different Simulated Body Fluid Media”. World Journal of Pharmaceutical Sciences, vol. 2, no. 10, Oct. 2014, pp. 1266-72, https://wjpsonline.com/index.php/wjps/article/view/uv-spectrophotometric-bosentan-body-fluid-media.