حضارة القدور القمعية: الفرق بين النسختين

*[[J. P. Mallory]], "TRB Culture", ''[[Encyclopedia of Indo-European Culture]]'', Fitzroy Dearborn, 1997.

*{{Citation|first=Johannes|last=Müller|title=Megaliths and Funnel Beakers: Societies in Change 4100-2700 BC|series=Drieendertigste Kroon-Voordracht|location=Amsterdam |year=2011}}

*Wade, Nicholas, "The Twists and Turns of History, and DNA", ''The New York Times'' March 12, 2006.

*[[Pedersen, Hilthart]], "Die jüngere Steinzeit auf Bornholm", München & Ravensburg 2008.