@book {DBLP:reference/gis/2017,
	title = {Encyclopedia of GIS},
	year = {2017},
	publisher = {Springer},
	organization = {Springer},
	isbn = {978-3-319-17884-4},
	doi = {10.1007/978-3-319-17885-1},
	url = {https://doi.org/10.1007/978-3-319-17885-1},
	editor = {Shashi Shekhar and Hui Xiong and Xun Zhou}
}
