General Secretary of @WAS

Hesti M. Sudjana

Gd. Ganeca 08 Lt.4, Jl.Raya Pasar Minggu no.234
Jakarta 12760 – Indonesia
Phone/Fax : +62 21 7196178
Email: hesti(at)

DEXA conferences are organized by
The International Organization on Information Integration and Web-based Applications & Services (@WAS)
@WAS is a registered association with the official registrar of associations of the Province of Jakarta, Republic of Indonesia.
Registration No: 11/A/2011.PN.JAK.SEL
NPWP (VAT) 03.117.562.3.061.000

President of @WAS
Ismail Khalil
Email: ismail (at)
C/O Department of Telecooperation, Johannes Kepler University of Linz
Altenberger Str. 69, 4040 Linz, Austria
Tel.: +43 732 2468 4688
Fax: +43 732 2468 4675