1. Gallas, Ph. (1968). Over traumatische urethra-rupturen bij de man. MD Dissertation, Amsterdam.
2. Injuries of the urethra with special reference to those occurring in fractures of the pelvis;Kisner;South African Journal of Medical Sciences,1968
3. Repair of complete tear of the membranous urethra: case report and suggested new technique for operation;Leadbetter;Journal of Urology,1945
4. Injuries to the urethra;Mitchell;British Journal of Urology,1968
5. Rupture of the posterior urethra;Morehouse;Journal of Urology,1972