Oliveira, Pedro ; Perdigão, António ; Morgado Sousa, Paulo.
Oliveira, P.; Perdigão, A.; Morgado, P. & Rocha, J. (2003). GIS for water district management - A case study the Caia network, In. Nicolas R. Dalezios & Hartwig Dobesch (Eds.), Proceedings of the International Symposium GIS and Remote Sensing: Environmental Applications, (pp. 231-237), European Comission COST 718,719, University of Thessaly, Volos, Grécia. ISBN 960-8029-38-4..  , 2023