1. ^¹ {{Cite book|url=https://archive.org/details/vikingageearlyhi01duch/|title=The Viking Age|last=Du Chaillu|first=Paul B.|publisher=Charles Scribner's Sons|year=1889|isbn=|volume=Volume 1|location=New York|pages=xvii|via=Internet Archive}}
2. ^{{Cite book|url=https://archive.org/details/njalssaga00lars/|title=Njáls Saga|last=Lönnroth|first=Lars|publisher=University of California Press|year=1976|isbn=0-520-02708-6|location=London|pages=209|url-access=registration|via=Internet Archive}}
3. ^{{Cite book|url=https://archive.org/details/religionofancien00craiiala/|title=The Religious of Ancient Scandinavia|last=Craigie|first=W. A.|publisher=Constable & Company, Ltd.|year=1914|isbn=|location=London|pages=42|quote=In the late and ficticious Kjalnesinga Saga there is given a similar description of a temple, which may possibly have some basis in local tradition.|via=Internet Archive}}