Brydon, Anne (1992). The eye of the guest : Icelandic nationalist discourse and the whaling issue. National Library of Canada = Bibliothèque nationale du Canada. m/s. 52. ISBN0315747854. OCLC29911689.
Hulst, Harry van der (2008). Word Prosodic Systems in the Languages of Europe. Mouton de Gruyter. m/s. 377. ISBN978-1282193666. OCLC741344348.