Yunlai Bai, Hua Tang, Kai Yang, & Estonian Academy Publishers. Geological characteristics and some problems in development for oil shale in northwest China.
Čikaški stil citiranja (17. izdanje)Yunlai Bai, Hua Tang, Kai Yang, i Estonian Academy Publishers. Geological Characteristics and Some Problems in Development for Oil Shale in Northwest China.
MLA način citiranja (9. izdanje)Yunlai Bai, et al. Geological Characteristics and Some Problems in Development for Oil Shale in Northwest China.
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