1. Abnormal Morphology of Bovine Spermatozoa;Barth,1989
2. Rolled head and nuclear crest sperm defects in a rare case of presumed diploidy in the bull;Blom;Nord. Vet. Med.,1980
3. Zinc as a possible causal factor in the sterilizing sperm tail defect, the ‘Dag’ defect, in Jersey bulls;Blom;Nord. Vet. Med.,1976
4. Estudio del eyaculado de un verraco estresado por la frecuencia de recogidas en inseminación artificial;Bonet;Scientia Gerund.,1987
5. Immature and aberrant spermatozoa in the ejaculate of Sus domesticus;Bonet;Anim. Reprod. Sci.,1990