Hancock, David. „Putting Dogs Before Breeds”. Charwynne Dog Features. David Hancock. Архивирано из оригинала 31. 03. 2017. г. Приступљено 28. 10. 2017.
Johann Friedrich von Flemming (1719). "Von denen Englischen Docken" ["On the English mastiffs"]. Der vollkommene teutsche Jäger [The complete German hunter]. Leipzig. Volume 1, p. 169. Архивирано 6 октобар 2014 на сајту Wayback Machine. "... such a chamber-hound is mostly put about with a strong leather collar covered with green velvet, on which there are silver letters or the master's name or arms. ... Such body-dogs are also assigned beautiful collars of red or green plush with brass letters."
Johann Friedrich von Flemming (1719). "Von denen Englischen Docken" ["On the English mastiffs"]. Der vollkommene teutsche Jäger [The complete German hunter]. Leipzig. Volume 1, p. 169. Архивирано 6 октобар 2014 на сајту Wayback Machine. "... such a chamber-hound is mostly put about with a strong leather collar covered with green velvet, on which there are silver letters or the master's name or arms. ... Such body-dogs are also assigned beautiful collars of red or green plush with brass letters."
Hancock, David. „Putting Dogs Before Breeds”. Charwynne Dog Features. David Hancock. Архивирано из оригинала 31. 03. 2017. г. Приступљено 28. 10. 2017.