@Article{RodrĂ­guezBrisaboa10,
author = {Brisaboa, N. R. and Luaces, M. R. and Places, A. S. and Seco, D.},
title = {Exploiting Geographic References of Documents in a Geographical Information Retrieval System Using an Ontology-based Index},
journal = {GeoInformatica},
address = {Dordrecht},
year = {2010},
pages = {307-331}
}