Diefendorf, A.F., Mueller, K.E., Wing, S.L., Koch, P.L. and Freeman, K.H. (2010) Global patterns in leaf 13C discrimination and implications for studies of past and future climate. Proceedings of the National Academy of Sciences of the United States of America, 107, 5738-5743.

美国的风景道体系阐释
Elucidating on the Scenic Byway System of the United States

林 涛    国家自然科学基金支持

地理科学研究Vol.8 No.4, 全文下载: PDF HTML XML DOI:10.12677/GSER.2019.84031, October 31 2019

美国《基础设施投资和就业法案》概况、进展及影响
The Infrastructure Investment and Jobs Act of the United States: Background, Overview and Impact

张厶月, 祝 琳   

社会科学前沿Vol.11 No.5, 全文下载: PDF HTML XML DOI:10.12677/ASS.2022.115216, May 10 2022

容闳西学东渐思想与两次西学东渐思潮的渊源探析
A Probe into the Origin of Yung Wing’s Thought of Eastward Spread of Western Learning and the Two Thoughts of Eastward Spread of Western Learning

张 雪, 何朝安   

历史学研究Vol.11 No.3, 全文下载: PDF HTML XML DOI:10.12677/OJHS.2023.113026, July 24 2023

评《全球史与跨国史：过去、现在和未来》
Review of Global and Transnational History: The Past, Present, and Future

杨志强   

历史学研究Vol.12 No.2, 全文下载: PDF HTML XML DOI:10.12677/OJHS.2024.122020, April 16 2024

欧美高等教育学习结果比较研究
A Study on Comparison Learning Outcomes in Higher Education in Europe and America

程海霞   

教育进展Vol.1 No.3, 全文下载: PDF HTML DOI:10.12677/ae.2011.13019, October 27 2011

气候变化背景下东北地区农业水土资源配置研究动态与展望
Review and Prospect of Matching Patterns of Agricultural Water and Arable Land Resources under the Background of Climate Change in Northeast China

张 郁    国家自然科学基金支持

农业科学Vol.6 No.5, 全文下载: PDF HTML XML DOI:10.12677/HJAS.2016.65018, October 12 2016