@Incollection{RodríguezBrisaboa05,
author = {Brisaboa, N. R. and Viqueira, J. R.},
title = {Bases de Datos espaciales},
booktitle = {Sistema de Información Medioambiental},
publisher = {Netbiblo S. L.},
address = {Oleiros},
year = {2005},
pages = {41-56}
}