1. Sexual Selection;Andersson,1994
2. Courtship: An Ethological Study;Bastock,1967
3. Sexual imprinting and optimal outbreeding;Bateson;Nature,1978
4. Transplantation der Hoden;Berthold;Arch. Anat. Physiol.,1849
5. The Descent of Man, and Selection in Relation to Sex;Darwin,1882