1. Bannister LH Dyson M Gray’s Anatomy 1995 343 73
2. Moore KL Persaud TVN The Developing Human (Clinically Oriented Embryology) 1993 265 301
3. Scientific basis of testicular descent and management implications for cryptorchidism.;Kiely;Br J Clin Pract,1994
4. The undescended testis. Theory and management.;Rozanski;Urol Clin N Am,1995
5. The gubernaculum during testicular descent in the human fetus.;Heyns;J Anat,1987