found: Work cat: ISAA newsletter, vol. 2, no. 1:(newsletter of the Icelandic Sheepdog Association of America, Inc.)
found: American Kennel Club website, viewed Mar. 8, 2016(Icelandic sheepdog: the breed came to Iceland with the Vikings, it is known as "the dog of the Vikings"; officially recognized by the AKC in 2010; a Nordic herding Spitz, slightly under medium sized with prick ears and a curled tail. There are two types of coat, long and short, both thick and extremely weatherproof)
found: Icelandic Sheepdog Association of America website, viewed Mar. 8, 2016(Brief historical summary: The Icelandic sheepdog is Iceland's only native dog. It was brought to Iceland with the first Viking settlers (A.D. 874-930); its popularity has increased over the past few decades, and despite the fact that the breed is still very small in numbers, it is no longer considered to be in danger of extinction)