Alexander ZIPF

Biogeographic Research and the Spatial Web : Towards Interoperable Analysis Tools for Global Change Based on the Web Processing Service ( WPS )

Christian GRAUL, Alexander ZIPF, 2008 .

Creating a worldwide 3 D globe from user-generated data

Alexander ZIPF, Matthias UDEN, Arne SCHILLING, 2012 .

Solutions for Limitations in Label Placement in OGC Symbology Encoding ( SE ) Specification

Alexander ZIPF, Maxim RYLOV, 2012 .