Rank	Journal	Value
1	Journal of Petroleum Science and Engineering	58
2	Petroleum Exploration and Development	38
3	SPE Journal	29
4	Journal of Petroleum Exploration and Production Technology	22
5	Petroleum Science	21
6	Petroleum Chemistry	14
-	SPE Reservoir Evaluation & Engineering	14
-	Petroleum Science and Technology	14
9	SPE Drilling & Completion	12
10	Journal of the Japan Petroleum Institute	7
-	Chemistry and Technology of Fuels and Oils	7
-	SPE Production & Operations	7
13	CT&F-Ciencia Tecnologia y Futuro	5
-	International Journal of Oil Gas and Coal Technology	5
-	Oil Shale	5
16	Petrophysics	3