Helmut Yabar
- (2010): Land Use Change Patterns and Sustainable Urban Development in China. Dans: Journal of Asian Architecture and Building Engineering, v. 9, n. 1 (mai 2010).
- (2008): Analysis of Land use Changes and Environmental Loads during Urbanization in China. Dans: Journal of Asian Architecture and Building Engineering, v. 7, n. 1 (mai 2008).


