Roolf, Christoph: The Attempted Theft of Dinosaur Skeletons during the German Occupation of Belgium (1914–1918) and Some Other Cases of Looting Cultural Possessions of Natural History, in: Godefroit, Pascal (ed.): Bernissart dinosaurs and early Cretaceous terrestrial ecosystems (Life of the Past), Bloomington 2012 Indiana University Press, pp. 2-21.