Media type: E-Article Title: Using a hydro-reference ontology to provide improved computer-interpretable semantics for the groundwater markup language (GWML2) Contributor: Hahmann, Torsten; Stephen, Shirly imprint: Informa UK Limited, 2018 Published in: International Journal of Geographical Information Science Language: English DOI: 10.1080/13658816.2018.1443751 ISSN: 1362-3087; 1365-8816 Keywords: Library and Information Sciences ; Geography, Planning and Development ; Information Systems Origination: Footnote: