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International collaboration development in nanotechnology: a perspective of patent network analysis
Jia Zheng, Zhi-yun Zhao, Xu Zhang, Dar-zen Chen, Mu-hsuan HuangVolume:
98
Language:
english
DOI:
10.1007/s11192-013-1081-x
Date:
January, 2014
File:
PDF, 527 KB
english, 2014