Mortier J., Vanmeirhaeghe, J., Harper D. A. T., Štorch P., Zalasiewicz J., Van Den Haute P., Deckers J., Mestdagh T., Pille T., Verniers J., 2023. Stratigraphy, Biostratigraphy, and Chitinozoans of the Uppermost Ordovician and Silurian of the Condroz Inlier. Memoirs of the Geological Survey of Belgium, 65, 241 p.
See attached the cover, abstract and table contents to have a first impression on the manuscript