1. State Key Laboratory of Petroleum Resources and Prospecting, China University of Petroleum (Beijing), Beijing 102249, China
2. College of Geosciences, China University of Petroleum (Beijing), Beijing 102249, China
3. Department of Geological Sciences, Jackson School of Geosciences, The University of Texas, Austin, Texas 78712, USA
4. Department of Physical and Applied Geology, Eötvös Loránd University, Pázmány Péter sétány 1/c, 1117 Budapest, Hungary
5. Institute for Geophysics, Jackson School of Geosciences, The University of Texas at Austin, 10100 Burnet Road, Austin, Texas 78758-4445, USA
6. TXM Oil and Gas Exploration Ltd., Infopark Street 1, 1117 Budapest, Hungary