USES AND ABUSES OF PATENT STATISTICS 3 个回复 - 625 次查看
【作者(必填)】 K. Pavitt
【文题(必填)】USES AND ABUSES OF PATENT STATISTICS
【年份(必填)】1988
【全文链接或数据库名称(选填)】Handbook of Quantitative Studies of Science and Technology, A.F.J. v ...2015-3-22 18:37 - pany198634 - 求助成功区