1. Immunology of spermatozoa and cervical mucus;Schumacher;Hum Reprod,1988
2. Sperm antibodies;Bronson;Immunol Allergy Clin North Am,1990
3. Immunological studies on fertility and sterility;Menge;J Reprod Fertil,1962
4. Perez I Carrasco L Auto-immunization against sperm as a cause of bull infertility 1964 247 252
5. Induction of testicular degeneration in bulls by isoimmunization;Losos;Am J Vet Res.,1968