Linked (open) data provides structured data which is interlinked in a machine readable way. This allows to discover, access and combine data in an automatic way.
Describe Querying Linked Data; SPARQL and GeoSPARQL
Describe Linked Data Browsers; Define Faceted browsers and identify what problems of linked data discovery they aim to solve
Use Natural language based discovery over linked data
Compare Linked geospatial data to SDI approaches
In progress (GI-N2K)