Business career
1. 2011/10/01 ~ 2012/03/31
2. 2010/09/01 ~ 2011/09/30
Present specialized field
Books
1. 2011/11
2. 2007
3. 2006
Papers
1. 2022/03
2. 2014
3. 2013/03
4. 2010/05
5. 2009/12