1. Registrering af nydannelser hos hund;Arnesen;Norsk Veterinærtidskrift.,1990
2. Aspekte zu Todeursachen bei alternden Hunden aus der Sicht einer Tierartztpraxis;Bohn;Kleintierpraxis,1998
3. Mortality in insured Swedish dogs: rates and causes of death in various breeds;Bonnet;Vet. Rec.,1997
4. Variation in age at death of dogs of different sexes and breeds;Bronson;Am. J. Vet. Res.,1982
5. Reasons for the euthanasia of dogs and cats;Edney;Vet. Rec.,1998