H. Slimani, S. Louwye, M. Dusar, & D. Lagrou. (2011). Connecting the Chalk Group of the Campine Basin to the dinoflagellate cyst biostratigraphy of the Campanian to Danian in borehole Meer (northern Belgium). Netherlands Journal of Geosciences, 90, 129 - 164. https://doi.org/10.1017/S0016774600001074