EntityQ5548550· pop 6· linked from 23 articlesGeospatial topologySign in to savetype of spatial relationshipConnectionsgeographic information systemEntityspatial databaseEntitygeographic information scienceEntityUnited StatesCountryNebraskaEntityInternational Standard Book NumberEntitytopologyEntityWayback MachineEntityMissouri RiverEntitydigital object identifierEntityanalytic geometryEntitygraph theoryEntitycomputer-aided designEntityOracle DatabaseEntitymap projectionEntityPlatte RiverEntityQGISEntityroutingEntityEsriCompanyshapefileEntityCategoriesCartographyGeographic data and informationGeometric topologySpatial analysis