Ontology-aided annotation, visualization, and generalization of geological time-scale information from online geological map servicesXiaogang Ma, F.D. van der Meer, Emmanuel John M. Carranza et al.|Computers & Geosciences|2011Cited by 51
A SKOS-based multilingual thesaurus of geological time scale for interoperability of online geological mapsXiaogang Ma, Gang Liu, Chonglong Wu et al.|Computers & Geosciences|2011Cited by 36
Development of a controlled vocabulary for semantic interoperability of mineral exploration geodata for mining projectsXiaogang Ma, Xialin Zhang, Chonglong Wu et al.|Computers & Geosciences|2010Cited by 33