1. Insemination with frozen dog semen based on a new insemination technique;Andersen;Zuchthygiene,1975
2. Cryopreservation of boar semen. Studies on freezing, packaging and fertilizing capacity;Bwanga,1990
3. Reproduction in the Dog and Cat;Christiansen,1984
4. The radiographic outline of the genital system of the bitch;Cobb;Vet Rec,1959
5. A Study of Spermatogenesis, Rates of Sperm Production, and Methods of Preserving the Semen of Dogs;Davies,1982