Rank	Journal	Value
1	Journal of Petroleum Science and Engineering	22
2	Petroleum Exploration and Development	21
3	Journal of Petroleum Exploration and Production Technology	8
4	SPE Reservoir Evaluation & Engineering	7
5	SPE Drilling & Completion	6
6	SPE Journal	5
7	Petroleum Chemistry	3
-	Petroleum Science and Technology	3
-	SPE Production & Operations	3
-	Oil Shale	3
11	CT&F-Ciencia Tecnologia y Futuro	2
-	Chemistry and Technology of Fuels and Oils	2
13	Journal of the Japan Petroleum Institute	1
14	International Journal of Oil Gas and Coal Technology	0
-	Petrophysics	0