@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} }