1. The relationship between semen evaluation methods and fertility in the bull;Linford;J. Reprod. Fertil.,1976
2. Ultrasonography revealing the accumulation of rete testis fluid in bull testicles;Andersson;Andrologia,1991
3. Minimal contamination techniques for breeding mares: technique and preliminary findings;Kenney,1975
4. The role of sire in reproduction of cattle;Kozumplik;Veterinárstvi,1988
5. Pathological conditions in the genital organs and in the semen as grounds for rejection of breeding bulls for import or export to and from Denmark;Blom;Nord. Vet. Med.,1983