Further reading
* Hui Lin, Min Chen, Guonian Lv. 2013. Virtual Geographic Environment: A Workspace for Computer-Aided Geographic Experiments. Annals of the Association of American Geographers, 103(3): 465-482. * Hui Lin, Min Chen, Guonian Lu, Qing Zhu, Jianhua Gong, Xiong You, Yongning Wen, Bingli Xu, Mingyuan Hu. 2013. Virtual Geographic Environments (VGEs): a New Generation of Geographic Analysis Tool. Earth-Science Reviews,126:74-84. * Yin, L. and Hastings, J. 2007. “Capitalizing on Views: Assessing Visibility Using 3D Visualization and GIS Technologies for Hotel Development in the City of Niagara Falls, USA” Journal of Urban Technology, 14(3), pp59–82