Palynological dating of the Mandal Formation (Uppermost Jurassic - Lowermost Cretaceous, Norwegian Central Graben) and correlation to organic-rich shales in the Danish sector.
Reference:
Dybkjaer,K. (1998)
Palynological dating of the Mandal Formation (Uppermost Jurassic - Lowermost Cretaceous, Norwegian Central Graben) and correlation to organic-rich shales in the Danish sector. Marine and Petroleum Geology
Vol. 15 # 6 P. 495- 503