1. Rhythms and the measurement of geologic time;Barrell;Bull. Geol. Soc. Am.,1917
2. Natural history of the Gulf Coast crude oil;Barton;Problems of petroleum geology. Am. Ass. Petrol. Geol., Tulsa, Okla.,1934
3. Our industry petroleum,1977
4. On the origin of petroleum;Dalton;Econ. Geol.,1909
5. Introduction to geophysical prospecting;Dobrin,1976