Wolfgang Effenberg

Incremental update and upgrade of Spatial Data

Ian Williamson, Martin Scheu, Wolfgang Effenberg, 2000 .

Data flows, standards and incremental cadastral update

Ian Williamson, Wolfgang Effenberg, 1996 .

Framework for Discussion of Digital Spatial Data Flow within Cadastral Systems

Ian Williamson, Stig Enemark, Wolfgang Effenberg, 1999 .

Development of spatial data infrastructures : Lessons learned from the Australian digital cadastral databases

Ian Williamson, Tai O. Chan, Wolfgang Effenberg, 1998 .

Economic rationalism in managing spatial data infrastructure: the Australian experience

Ian Williamson, Wolfgang Effenberg, Tai On Chan, 1997 .

Spatial cadastral information systems: the maintenance of digital cadastral maps

Wolfgang Effenberg, W. Effenberg, 2001 .