×
模态框（Modal）标题
在这里添加一些文本
Close
Close
Submit
Cancel
Confirm
×
模态框（Modal）标题
在这里添加一些文本
Close
Welcome to Studies in Science of Science,today is
Share:
Studies in Science of Science
Home
About Journal
Editorial Board
Journal
Current Issue
Accepted
Archive
Most Read
Most Download
Most Cited
E-mail Alert
RSS
Publication Ethics
Subscriptions
Contact Us
中文
Threshold effects of R&D intensity on firm performance
戴小勇 成力为
. 2013, (
11
): 1708 -1716 .
