@Inproceedings\{LuisNunes_6_2006,
author = {Luis Nunes and Alberto Rodrigues da Silva},
title = {Multirole Geospatial Data Infrastructure},
booktitle = {26th Annual ESRI International User Conference},
publisher = {ESRI},
location = {San Diego, USA},
year = {2006},
month = {June},
}