Hossain, T., M. Asaduzzaman, M. Uddin, M. Rahman, M. Jahan, and A. Bhuiyan. “Percutaneous Nephrolithotomy-a Versatile Technique for Both Simple and Complex Renal Stone”. Bangladesh Medical Research Council Bulletin, vol. 39, no. 3, Sept. 2014, pp. 99-103, doi:10.3329/bmrcb.v39i3.20308.