GI Policies in Norway and England: Are they within the Spirit of Recent EU Directives? - Garfield A. Giff; Bastiaan van Loenen; Jaap Zevenbergen (Int. J. Spatial Data Infrastructures Res., 2008)

Performance Indicators a tool to Support Spatial Data Infrastructure assessment. - Garfield A. Giff; Joep Crompvoets (Comput. Environ. Urban Syst., 2008)