@Article{Iribarne1999,
  author = 	 {Luis Iribarne et al.},
  title = 	 {GIS Systems as Decision Support Tool for Agricultural Planning in Arid Zones of Spain},
  journal = 	 {International Commision of Agricultural Engineering},
  year = 	 {1999},
  volume = 	 {I},
  month = 	 {November}
}