1. The occurrence of diastereomers of phytanic and pristanic acids and their determination by gas-liquid chromatography;Ackman;Lipids,1967
2. Thermal alteration experiments on organic matter in recent marine sediments as a model for petroleum genesis;Baedecker,1977
3. Correlations between carboxylic acids and hydrocarbons in several crude oils. Alteration by biodegradation;Béhar,1984
4. Isoprenoid acids in recent sediments;Blumer;Science,1967
5. Analytical approaches to the investigation of kerogen structure by mass spectrometric techniques;Brown,1980