Camelbeek, Thierry; Vanneste, Kris; Alexandre, Pierre; Verbeeck, Koen; Petermans, Toon; Rosset, Philippe; et al. (2007). "Relevance of active faulting and seismicity studies to assessments of long-term earthquake activity and maximum magnitude in intraplate northwest Europe, between the Lower Rhine Embayment and the North Sea". In Stein, Seth; Mazzotti, Stéphane (eds.). Continental Intraplate Earthquakes: Science, Hazard, and Policy Issues. Geological Society of America Special Paper. Vol. 425. pp. 193–224. doi:10.1130/2007.2425(14). ISBN978-0-8137-2425-6.
Camelbeek, Thierry; Vanneste, Kris; Alexandre, Pierre; Verbeeck, Koen; Petermans, Toon; Rosset, Philippe; et al. (2007). "Relevance of active faulting and seismicity studies to assessments of long-term earthquake activity and maximum magnitude in intraplate northwest Europe, between the Lower Rhine Embayment and the North Sea". In Stein, Seth; Mazzotti, Stéphane (eds.). Continental Intraplate Earthquakes: Science, Hazard, and Policy Issues. Geological Society of America Special Paper. Vol. 425. pp. 193–224. doi:10.1130/2007.2425(14). ISBN978-0-8137-2425-6.