Cronce, P. C.; Alden, H. S. (11 November 1968). "Flea-Collar Dermatitis". JAMA: The Journal of the American Medical Association. 206 (7): 1563–1564. doi:10.1001/jama.1968.03150070101023. PMID4234843.
Ziv, Gal (2017). "The effects of using aversive training methods in dogs—A review". Journal of Veterinary Behavior. 19: 50–60. doi:10.1016/j.jveb.2017.02.004. S2CID151846599.
Cronce, P. C.; Alden, H. S. (11 November 1968). "Flea-Collar Dermatitis". JAMA: The Journal of the American Medical Association. 206 (7): 1563–1564. doi:10.1001/jama.1968.03150070101023. PMID4234843.
Ziv, Gal (2017). "The effects of using aversive training methods in dogs—A review". Journal of Veterinary Behavior. 19: 50–60. doi:10.1016/j.jveb.2017.02.004. S2CID151846599.