Mawer, Allen (1913). The Vikings. Cambridge University Press. էջ 1. ISBN095173394X. «The term ' Viking ' is derived from the Old Norse vik, a bay, and means 6 one who haunts a bay, creek or fjord 1 '. In the 9th and 10th centuries it came to be used more especially of those warriors who left their homes in Scandinavia and made raids on the chief European countries. This is the narrow, and technically the only correct use of the term 6 Viking/ but in such expressions as 6 Viking civilisation/ 6 the Viking age/ 'the Viking movement/ 'Viking in- fluence/ the word has come to have a wider significance and is used as a concise and convenient term for describing the whole of the civilisation, activity and influence of the Scandinavian peoples, at a particular period in their history...»
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Sawyer, Peter H. (1995). Scandinavians and the English in the Viking Age. University of Cambridge. էջ 3. ISBN095173394X. «The Viking period is, therefore, best defined as the period when Scandinavians played a large role in the British Isles and western Europe as raiders and conquerors. It is also the period in which Scandinavians settled in many of the areas they conquered, and in the Atlantic islands...»
Jesch, Judith (1991). Women in the Viking Age. Boydell & Brewer Ltd. էջ 84. ISBN0851153607. «International contact is the key to the Viking Age. In Scandinavian history this period is distinct because large numbers of Scandinavian people left their homelands and voyaged abroad... The period is thus defined by the impact the Scandinavians had on the world around them.»
Keary, Charles Francis (1911). «Viking». Encyclopædia Britannica. «Historians of the north have distinguished as the "Viking Age" (Vikingertiden) the time when the Scandinavian folk first by their widespread piracies brought themselves forcibly into the notice of all the Christian peoples of western Europe»