J. Deeben, H. Hiddink, D.J. Huisman, A. Müller, J. Schokker and J. Wallinga 2010. Middle Palaeolithic artefact migration due to periglacial processes; a geological investigation into near-surface occurrence of Palaeolithic artefacts (Limburg-Eastern Brabant coversand region, the Netherlands). Netherlands Journal of Geosciences. 89, (Jul. 2010), 35 - 50. DOI:https://doi.org/10.1017/S0016774600000809.