Proceeding Conference PowerPoint Presentations of Map Asia 2009 Open Source and Web GIS Interactive GeoVisual Analytic Tool (IGVAT)  (Full Paper) Adhyan Arizki UD-based Field Museum System Using Mobile Phones and Web-GIS Akihiro Abe, Hisashi Ichikawa, Satoshi Kubota Developing a Prototype for a 3D Web Map Service using 3D Open Map APIs   (Full Paper) Byoung-Jun Kang Integrating Open Source Technologies to Build Interoperable Information System.   (Full Paper) Bhaskaran David Prakash Participatory Web GIS for Real Time Demining Mapping with GPS Enabled Remotely Controlled Platforms   (Full Paper) chaminda Saman Rathnayake