1. Balestro, G., Piana, F.: The representation of geological knowledge and uncertainty in databases of GIS geological maps. Boll. Soc. Geol. Ital. (Ital. J. Geosci.) 126(3), 487–495 (2007)
2. Barahmand, S., Taheyrian, M., Al-Ashri, S.: Upadhyay: a survey on SWEET ontologies and their applications. Technical report, University of Southern California (2010). http://www-scf.usc.edu/taheriya/reports/csci586-report.pdf
3. Berners-Lee, T., Hendler, J., Lassila, O.: The semantic web. Sci. Am. Mag. 284, 28–37 (2001)
4. Bizer, C., Heath, T., Berners-Lee, T.: Linked data - the story so far. Int. J. Semant. Web Inf. Syst. 5(3), 1–22 (2009)
5. Brodaric, B., Gahegan, M., Harrap, R.: The art and science of mapping: computing geological categories from field data. Comput. Geosci. 30(7), 719–740 (2004)