References
- Hunt , J. M. 1995 . Petroleum Geochemistry and Geology. , 2nd ed. New York, , USA : W.H. Freeman and Company . ISBN 0-7167-2441-3
- Tissot , B. , Durand , B. , Espitalie , J. and Combaz , A . 1974 . AAPG Bulletin , 58 : 499
- Tissot , B. P. and Welte , D. H. 1984 . Petroleum Formation and Occurrence. , 2nd ed. New York, , USA : Springer-Verlag . ISBN 0-387-13281-3