GeoCourseHub
/
GCH
/
Login
PLDN
GCH
Browser
Triples
Insights
Schema
BETA
Class frequency
Class hierarchy
SPARQL
Elasticsearch
Graphs
8
Services
3
ConceptScheme
ConceptScheme
http://www.w3.org/2004/02/skos/core#ConceptScheme
ITC Bok
type
ConceptScheme
http://www.w3.org/2004/02/skos/core#ConceptScheme