【作者(必填)】Roderik Ponds  Frank van Oort  Koen Frenken
【文题(必填)】Innovation, spillovers and university–industry collaboration: an extended knowledge production function approach
【年份(必填)】Journal of Economic Geography, Volume 10, Issue 2, March 2010, Pages 231–255
【全文链接或数据库名称(选填)】
https://academic.oup.com/joeg/ar ... m=fulltext#32718239