1. Molecular Markers in Environmental Geochemistry;Volkman,1997
2. The Biomarker Guide. Interpreting Molecular Fossils in Petroleum and Ancient Sediments;Peters,1993
3. Organic Geochemistry — Principles and Applications;Engel,1993
4. Biological Markers in the Sedimentary Records,1986
5. Petroleum Formation and Occurrence;Tissot,1984