Russian Blue. Breed Profiles. The Cat Fanciers' Association. დაარქივებულია ორიგინალიდან — 2013-10-15. ციტატა: „Many believe the Russian Blue is a natural breed originating from the Archangel Isles in northern Russia, where the long winters developed a cat with a dense, plush coat. Rumors also abound that the Russian Blue breed descended from the cats kept by the Russian Czars, which was rumoured to hunt the brown bear. Assuming the Russian Blue did migrate from northern Russia, it was likely via ship to Great Britain and northern Europe in the mid 1860s“ ციტირების თარიღი: 11 ოქტომბერი, 2013.
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Russian Blue. Breed Profiles. The Cat Fanciers' Association. დაარქივებულია ორიგინალიდან — 2013-10-15. ციტატა: „Many believe the Russian Blue is a natural breed originating from the Archangel Isles in northern Russia, where the long winters developed a cat with a dense, plush coat. Rumors also abound that the Russian Blue breed descended from the cats kept by the Russian Czars, which was rumoured to hunt the brown bear. Assuming the Russian Blue did migrate from northern Russia, it was likely via ship to Great Britain and northern Europe in the mid 1860s“ ციტირების თარიღი: 11 ოქტომბერი, 2013.
