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曹晓宏;倪志英;
ISOTOPE CHARACTERISTIC AND FORMING CAUSE OF NATURE GAS IN THE MESOZOIC OF ORDOS  BASIN
CAO Xiao-hong NI Zhi-ying
天然气地球科学 . 2005, (5): 617 -621 .  DOI: 10.11764/j.issn.1672-1926.2005.05.617