«About Nordic co-operation». Nordic Council of Ministers & Nordic Council. [Consulta: 25 març 2014]. «Denmark, Finland, Iceland, Norway, Sweden and the Faroe Islands, Greenland and Åland work together in the official Nordic co-operation.»
Louis John Paetow, A Guide to the Study of Medieval History for Students, Teachers, and Libraries, Berkeley: University of California, 1917, OCLC185267056, p. 150, citing Léopold Delisle, Littérature latine et histoire du moyen âge, París: Leroux, 1890, OCLC490034651, p. 17.
historisktidskrift.se
Michael Lerche Nielsen, Review of Rune Palm, Vikingarnas språk, 750–1100, Historisk Tidskrift 126.3 (2006) 584–86 (pdf pp. 10–11Arxivat 2018-04-24 a Wayback Machine.) (Swedish)
Michael Lerche Nielsen, Review of Rune Palm, Vikingarnas språk, 750–1100, Historisk Tidskrift 126.3 (2006) 584–86 (pdf pp. 10–11Arxivat 2018-04-24 a Wayback Machine.) (Swedish)
worldcat.org
Louis John Paetow, A Guide to the Study of Medieval History for Students, Teachers, and Libraries, Berkeley: University of California, 1917, OCLC185267056, p. 150, citing Léopold Delisle, Littérature latine et histoire du moyen âge, París: Leroux, 1890, OCLC490034651, p. 17.