K.F. Rijsdijk, S. Passchier, H.J.T. Weerts, C. Laban, R.J.W. van Leeuwen and J.H.J. Ebbing 2005. Revised Upper Cenozoic stratigraphy of the Dutch sector of the North Sea Basin: towards an integrated lithostratigraphic, seismostratigraphic and allostratigraphic approach. Netherlands Journal of Geosciences. 84, (Jul. 2005), 129 - 146. DOI:https://doi.org/10.1017/S0016774600023015.