3Nguyen,Tin.,Cheng,Engjiang.and Findlay,Christopher.,1996,"Land Fragmentation and Farm Productivity in China in the 1990s",China Economic Review,vol.7,no.2,pp.169-180.
4Zhang,Linxiu,Jikun Huang,and Scott Rozelle,1997,"Land Policy and Land Use in China",Agricultural Policies in China.
5Wan Guanghua and Engjiang Cheng,2001,"Effects of Land Fragmentation and Returns to Scale in the Chinese Farming Sector",Applied Economics,N033.