@book{25654,
	author = {Liu, Lin, ed.},
	title = {Geoinformatics 2008 and Joint Conference on GIS and Built Environment: Geo-Simulation and Virtual GIS Environments},
	publisher = {SPIE},
	year = {2008},
	series = {Proceedings of SPIE; V. 7143},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/7143}
}