@article {1975796,
	title = {Using 3D Interfaces to Facilitate the Spatial Knowledge Retrieval: A Geo-referenced Knowledge Repository System},
	journal = {Decision Support Systems},
	volume = {40},
	year = {2005},
	month = {2005},
	pages = {167-182},
	keywords = {BIS, Business Analytics},
	author = {Zhu,Bin and Chen,H.}
}