Goumas, G., K. Stasinopoulos, C. Fragkoulis, G. Papadopoulos, G. Stathouros, and K. Ntoumas. “Giant Vesicoprostatic Calculus Combined With Vesico-Cutaneous Fistula”. Urology Journal, vol. 13, no. 2, Apr. 2016, pp. 2650-2, doi:10.22037/uj.v13i2.3078.