1. American Kennel Club, 2018. American kennel club [Online]. Available at: http://www.akc.org (accessed 07.05.18).
2. American Veterinary Medical Association, 2014. Literature review, dog bite risk and prevention: The role of breed [Online]. Available at: https://www.avma.org/KB/Resources/LiteratureReviews/Pages/The-Role-of-Breed-in-Dog-Bite-Risk-and-Prevention.aspx (accessed 27.05.17).
3. Measuring herding behavior in border collie – Effect of protocol structure on usefulness for selection;Arvelius;Journal of Veterinary Behavior: Clinical Applications and Research,2013
4. The association of drd4 and novelty seeking is found in a nonhuman primate model;Bailey;Psychiatric Genetics,2007
5. Signalment factors, comorbidity, and trends in behavior diagnoses in dogs: 1,644 cases (1991–2001);Bamberger;Journal of the American Veterinary Medical Association,2006