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Authors: Kuypers, MMM Pancost, RD Damste, JSS

Citation: Mmm. Kuypers et al., A large and abrupt fall in atmospheric CO2 concentration during Cretaceoustimes, NATURE, 399(6734), 1999, pp. 342-345

Authors: Weishampel, DB Mulder, EWA Dortangs, RW Jagt, JWM Jianu, CM Kuypers, MMM Peeters, HHG Schulp, AS

Citation: Db. Weishampel et al., Dinosaur remains from the type Maastrichtian: an update, GEOL MIJNB, 78(3-4), 1999, pp. 357-365