links
https://www.bu.edu/bucflp/profile/yuan-tian/
http://www.bu.edu/pardee/research/global-economic-governance-2/people/yuan-tian/
https://www.bu.edu/questrom/profile/yuan-tian/
https://www.linkedin.com/in/yuan-tian-128b7036
http://tianqingxin.weebly.com
http://crystalty.weebly.com
http://hvfc.weebly.com
http://naturecon.weebly.com