1. An oil/oil correlation study using high resolution GC-MS;Bjorøy,1983
2. Variation and significance of the C27 and C28 triterpane content of a North Sea core and various North Sea crude oils;Grantham,1980
3. Geochemical analysis of greater Ekkofisk area, Central Graben, crude oils;Hughes,1984
4. Molecular parameters of maturation in the Toarcian shales, Paris Basin, France—I. Changes in the configuration of acyclic isoprenoid alkanes, steranes and triterpanes;Mackenzie;Geochim. Cosmochim. Acta,1980
5. Molecular parameters of maturation in the Toarcian shales, Paris Basin—III. Changes in aromatic steroid hydrocarbons;Mackenzie;Geochim. Cosmochim. Acta,1981