【作者(必填)】
RACHEL GRIFFITH, ELENA HUERGO, JACQUES MAIRESSE and BETTINA PETERS【文题(必填)】
Innovation and Productivity Across Four European Countries【年份(必填)】
2006
【全文链接或数据库名称(选填)】
https://www.jstor.org/stable/23606776?seq=1#page_scan_tab_contents