1. Bérczi, I. and Phillips, R. L, 1985. Processes and depositional environments within Neogene deltaic-lacustrine sediments, Pannonian Basin, southeast Hungary; Eötvös Lóránd Geophys. Inst., Geophys. Transactions, 31, 55–74.
2. Cornides, I., Takaoka, N., Nagao, K. and Matsuo, S., 1986, Contribution of mantle-derived gases to subsurface gases in a tectonically quiescent area, the Carpathian Basin, Hungary, revealed by noble gas measurements: Geochem. Jour., 20, 119–125.
3. Clayton, J. L., Spencer. C. W., Koncz, I., and Szalay, A., 1990. Generation and migration of hydrocarbon gas and carbon dioxide in the Békés basin, southern Hungary; Org. Geochem, 15,(3), 233–247.
4. Clayton. J. L.. Koncz, I., King, J. D., and Tatar, E., Organic Geochemistry of crude oils and source rocks. Békés basin; this volume.
5. Dank, V. E. and Kókai, J., 1969, Oil and gas exploration in Hungary; in Hepple. P. (ed.), The exploration for petroleum in Europe and North Africa; lnst. Petroleum. London. 131–145.