1. The extravesical ectopic ureter;Ellerker;Br. J. Surg.,1958
2. Ectopic openings of the ureter;Moore;Br. J. Surg.,1952
3. The Lower Urinary Tract in Childhood;Kjellbeg,1957
4. Incontinence of vesical and renal origin (relaxed urethra and a vaginal ectopic ureter);Wesson;J. Urol.,1934
5. Ureteral ectopia: diagnostic difficulties;Wiggishoff;J. Urol.,1918