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The Chemical Composition of Graptolite Periderm in the Gas Shales From the Baltic Basin of Poland
International Journal of Coal Geology, 2018Małgorzata Kamińska
exaly
Optical Properties and Chemistry of Graptolite Periderm Following Laboratory Simulated Maturation
Organic Geochemistry, 1989Fariborz Goodarzi, R M Bustin
exaly
Diversity History of Ordovician Graptolites and Its Relationship With Environmental Change
Science in China Series D: Earth Sciences, 2008Yuandong Zhang
exaly
Early Darriwilian Graptolites From Central and Western China
Alcheringa, 2001Yuandong Zhang, Charles E Mitchell
exaly
The Graptolite Correlation of the North American Upper Ordovician Standard
Lethaia, 1986Charles E Mitchell, Stig Bergström
exaly