1. Callander’s Surgical Anatomy;Anson,1952
2. Some new observations on the problem of cryptorchidism;Barzilay;Harefuah,1957
3. Surgical treatment of undescended testicle: Further contribution;Bevan;J.A.M.A.,1903
4. The inguinal hernia, hydrocele and undescended testicle problem in infants and children;Clatworthy;Postgrad. Med.,1957
5. Urological Surgery;Dodson,1956