悬赏 3 个论坛币 已解决
【作者(必填)】Samuel B. Graves
【文题(必填)】Institutional ownership and corporate R&D investment: A multi-industry study
【年份(必填)】1990
【全文链接或数据库名称(选填)】Technological Forecasting and Social Changehttp://www.sciencedirect.com/science/article/pii/0040162590900595
谢谢!