1. Hydronephrosis resulting from obstruction of the urethra by a polyp of verumontanum.;Barrie;American Journal of Clinical Pathology,1961
2. Polype de l'urèthre postérieur chez le garçon.;Cibert;Journal d'Urologie et de Nephrologie,1966
3. Clark , G. G. 1963 Urologists' Letter Club
4. Pednuculated solid polyp of posterior urethra.;Flanagan;Journal of Urology,1963