共 21 条
- [6] Regional Innovation System: Theoretical Approach and Empirical Study of China[J]. LIU Shu-uang1, CHEN Cai2(1. School of Economics, Ocean University of China, Qingdao 266071, P. R. China;2. College of Urban and Environmental Sciences, Northeast Normal University, Changchun 130024, P. R. China).Chinese Geographical Science. 2003(03)
- [9] Innovation Development Needs in Manufacturing Companies[J] . Adriana Tiron Tudor,Monica Zaharie,Codruta Osoian.Procedia Technology . 2014
- [10] Using patents and publications to assess R&D efficiency in the states of the USA[J] . V.J. Thomas,Seema Sharma,Sudhir K. Jain.World Patent Information . 2010 (1)