海量图书期刊资源,随时随地畅享阅读乐趣
Isotopic evidence for Late Jurassic–Early Cretaceous climate changeDarren R Gröcke; Gregory D Price; Alastair H Ruffell; Jörg Mutterlose; Evgenij Baraboshkin · 2003
The Upper Valanginian (Early Cretaceous) positive carbon–isotope event recorded in terrestrial plantsDarren R. Gröcke; Gregory D. Price; Stuart A. Robinson; Evgenij Y. Baraboshkin; Jörg Mutterlose; Alastair H. Ruffell · 2005
Calcareous nannofossils from late Jurassic sediments of the Volga Basin (Russian Platform): evidence for productivity-controlled black shale depositionKai Kessels; Jörg Mutterlose; Alastair Ruffell · 2003