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Author
- ESRI250
- University of Michigan. China Data Center.194
- Beijing Hua tong ren shi chang xin xi you xian ze ren gong si192
- International Steering Committee for Global Mapping (ISCGM)159
- CHGIS, Harvard Yenching Institute62
- Environmental Systems Research Institute (Redlands, Calif.)36
- LeadDog Consulting, LLC31
- United States Geological Survey18
- Halcrow Group Limited17
- New York (N.Y.). Department of Information Technology and Telecommunications.17
- Economic and Social Research Institute (Reston, Va.)16
- NAVTEQ (Firm)16
- United States. Bureau of Transportation Statistics16
- CommunityCartography13
- National Imagery and Mapping Agency13
- Digital Social Science Centaer, Columbia University Libraries12
- National Climatic Data Center (U.S.)12
- United States. National Environmental Satellite, Data, and Information Service12
- United States. National Oceanic and Atmospheric Administration.12
- Digital Social Science Center (DSSC), Columbia University Libraries10