Islam, M. S. ., M. M. . Rahman, M. F. . Naser, and W. A. . Chowdhury. “Comparative Study Between Holmium Laser Versus Pneumatic Lithotripsy for the Treatment of Lower Ureteric Calculi”. Bangladesh Journal of Urology, vol. 24, no. 1, Aug. 2022, pp. 14-19, doi:10.3329/bju.v24i1.59438.