The researchers have done a large work, but a problem of development of oil industry requires more detailed and wide study, especially at the present stage. Existing researches are quite extensive, but works of the Soviet, Russian, Kazakhstan historians don't analyze the role of Kazakhstan oil resources in the in the socio-economic development of the republic and the regions. There is also the lack of researches on the political factors influencing the development of the regional oil industry and interests of various domestic and foreign companies connected with oil industry.
