BakkerJ. A., The Dutch hunebedden, megalithic tombs of the funnel beaker culture (International Monographs in Prehistory; Michigan, 1992), 40; BaldiaM. O., “A spatial analysis of megalithic tombs”, Ph.D. dissertation, Southern Methodist University, Dallas, 1995, electronic version available at http://www.comp-archaeology.org/010Spatial_Analysis_MEGT_TOC.htm, chap. 1.
2.
Bakker, op. cit. (ref. 1), 3.
3.
Bakker, op. cit. (ref. 1), 8.
4.
Bakker, op. cit. (ref. 1), 58.
5.
HårdhB.RoslundC., “Passage graves and the passage of the moon”, Acta archaeologica Lundensia, viii (1991), 35–43.
6.
BaldiaM. O., “Megalithic tombs and interregional communication”, unpublished paper delivered at the International Symposium: Megaliths and Social Geography, Falköping, Sweden, 1994, found via http://www.comp-archaeology.org/Falbytxt.htm; idem, op. cit. (ref. 1).
7.
MichaelHoskin, Tombs, temples and their orientations: A new perspective on Mediterranean prehistory (Bognor Regis, 2001).
8.
Bakker, op. cit. (ref. 1), 12.
9.
Ibid..
10.
BakkerJ. A., “On the possibility of reconstructing roads from the TRB Period”, Berichten van de Rijksdienst voor het Oudheidkundig. Bodemonderzoek, xxvi (1976), 63–91.
11.
Baldia, op. cit. (ref. 6).
12.
van GiffenA. E.. De Huneebedden in Nederland (Utrecht vol. i, 1925; vol. ii, 1927; atlas-vol., 1925), pp. 155–7.