* [http://onlinelibrary.wiley.com/store/10.1111/j.2153-3490.1951.tb00803.x/asset/j.2153-3490.1951.tb00803.x.pdf?v=1&t=hn7n825a&s=be92510b4b2c89b976abbda3305a56b568ee25df G. Arrhenius, G. Kjellberg, and W. F. Libby: "Age Determination of Pacific Chalk Ooze by Radiocarbon and Titanium Content" (''Science 113'', 1951, s. 222-229)]
* [http://www.calpal.de CalPal – Radiocarbon Calibration] {{Webarchive|url=https://web.archive.org/web/20121029023245/http://www.calpal.de/ |date=29. oktober 2012 }}
* [http://phys.au.dk/fileadmin/site_files/gymnasie/bes%C3%B8gsservice/foredrag/ams.pdf Kulstof-14 datering i Århus]
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Historie Arkæologi