The Sahel-Doukkala Information Network (SaDIN) - A regional online geoinformation system. - Ralf Löwner; Abdellatif Souhel (EnviroInfo (2), 2004)

SaDIN (Sahel-Doukkala Information Network) Progress in the Realisation of an Online Geoinformation System in Morocco. - Ralf Löwner; Abdellatif Souhel (EnviroInfo, 2005)