Paleogeography of the Western region of Ukraine. Sedimentary environments in the Carpathian segment of Tethys. Anoxic events in sedimentary basins. Gravity flow deposits. Black shale sequences formation. Geochemical processes at the diagenesis stage. Geochemical investigations of the organic matter in rocks. Hydrocarbons generation during thermal maturation of kerogen. Oil-source rocks correlation. Petroleum systems.