found: Work cat.: Bernabeu, J. El vaso campaniforme ... 1984.
found: 2003362208 : Besse, M. L'Europe du 3e millénaire avant notre ère : les céramiques communes au campaniforme, 2003.
found: Britannica Micro.:v. 1, p. 900-901 (beaker-folk)
found: Cultures of Monte Clara and the bell-shaped vase WWW Site, October 3, 2003(Towards 2000 BC, Sardinia was influenced by the cultural campaniforme trend ... the people of the campaniform vase culture)
found: Dictionnaire de la prehistoire:pp. 180-182 (Campaniformes d'Europe Centrale, Campaniformes d'Europe Occidentale)
found: Hibben, F.C. Prehistoric man in Europe, 1958:p. 186, 199-200.
found: Niebla Artesania WWW Site, October 3, 2003(remains of the Vaso Campaniforme culture in the Bronze age)
found: Pearson, R. Anthro. glossary, 1985:p. 26 (beaker culture)
