1. Benign and malignant lesions of the urachus with special reference to the colloid carcinoma of the bladder;Dreyfuss;Virginia M. Monthly,1943
2. Clinical Urology;Lowsley,1940
3. The colloid adenocarcinomata of the bladder vault arising from the epithelium of the urachal canal;Begg;Brit. J. Surg.,1931
4. Cysts of the urachus;Long;J. Oklahoma M. A.,1931
5. Patent urachus;Herbst;South. M. J.,1937