Platt, Simon; Freeman, Julia; di Stefani, Alberta; Wieczorek, Lara; Henley, William (November 2006). "Prevalence of unilateral and bilateral deafness in border collies and association with phenotype". Journal of Veterinary Internal Medicine. 20 (6): 1355–1362. CiteSeerX10.1.1.576.2252. doi:10.1111/j.1939-1676.2006.tb00751.x. ISSN0891-6640. PMID17186850.
Platt, Simon; Freeman, Julia; di Stefani, Alberta; Wieczorek, Lara; Henley, William (November 2006). "Prevalence of unilateral and bilateral deafness in border collies and association with phenotype". Journal of Veterinary Internal Medicine. 20 (6): 1355–1362. CiteSeerX10.1.1.576.2252. doi:10.1111/j.1939-1676.2006.tb00751.x. ISSN0891-6640. PMID17186850.
Platt, Simon; Freeman, Julia; di Stefani, Alberta; Wieczorek, Lara; Henley, William (November 2006). "Prevalence of unilateral and bilateral deafness in border collies and association with phenotype". Journal of Veterinary Internal Medicine. 20 (6): 1355–1362. CiteSeerX10.1.1.576.2252. doi:10.1111/j.1939-1676.2006.tb00751.x. ISSN0891-6640. PMID17186850.
Platt, Simon; Freeman, Julia; di Stefani, Alberta; Wieczorek, Lara; Henley, William (November 2006). "Prevalence of unilateral and bilateral deafness in border collies and association with phenotype". Journal of Veterinary Internal Medicine. 20 (6): 1355–1362. CiteSeerX10.1.1.576.2252. doi:10.1111/j.1939-1676.2006.tb00751.x. ISSN0891-6640. PMID17186850.
Alex., Gough (2010). Breed predispositions to disease in dogs and cats. Thomas, Alison, 1964- (edisi ke-2nd). Chichester, West Sussex: Wiley-Blackwell. ISBN9781405180788. OCLC467711662.