共 6 条
[5]
国家竞争优势[M]. 华夏出版社 , (美)迈克尔·波特(MichaelE.Porter)著, 2002
[6]
Is public R&D a complement or substitute for private R&D? A review of the econometric evidence[J] . Paul A. David,Bronwyn H. Hall,Andrew A. Toole.Research Policy . 2000 (4)