This is an RDF/OWL representation of the GeoSciML Geologic Timescale model, which has been adapted from the model described in Cox, S.J.D, & Richard, S.M. (2005) A formal model for the geologic timescale and GSSP, compatible with geospatial information transfer standards, Geosphere, Geological Society of America 1/3, 119–137. @en
(2014-02-28) Ghislain Atemezing: A vocabulary for modeling complex data structure composed of abstract elements that represent time intervals and instants and their relationships with specific concrete representations in the geologic record.
(2014-07-16) Bernard Vatant: Fixed version history. Previous versions in a different namespace available at https://www.seegrid.csiro.au/subversion/xmml/ontologies/tags/201205-hash-namespaces/GeologicTimeScale/
(2017-08-09) Pierre-Yves Vandenbussche: New version (removed imports ISO ontologies). Check http://resource.geosciml.org/ontology/timescale/gts/w3c for alignment to W3C ontologies