Episodes 2003; 26(1): 19-25
Published online March 1, 2003
Copyright © International Union of Geological Sciences.
YANG Jing Yi1 , David Oldroyd2
1Institute for the History of Natural Science Chinese Academy of Sciences 137 Chao Nei Avenue Beijing 100010 CHINA
2School of History and Philosophy of Science The University of New South Wales Sydney, New South Wales 2052 AUSTRALIA
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