The 2011 European Geosciences Union (EGU) General Assembly at Vienna, Austria (03-08 April 2011).
The 2011 International Conference of Civil and Environmental Engineering, Bali (26-29 October 2011)
The 2011 Environmental Technology and Management Conference, ITB (03-04 November 2011)
Annual Conference of Indonesian Petroleum Association, Indonesia
International Symposium on Efficient Groundwater Resources Management, Bangkok, Thailand
Organizer: Department of Water Resources of Thailand with International Hydrology Program UNESCO
International Symposium and Workshop on Current Problems in Groundwater Management and Related Water Resources Issues, Bali, Indonesia.
Organizer: International Hydrology Program UNESCO with Indonesia Institution of Science
Joint Geosciences Conference, Universiti Kebangsaan Malaysia, Langkawi, Malaysia
Organizer: Universiti Kebangsaan Malaysia 2003
Training on Hydrodynamics: How to Use Pressure and Water Salinity Data in Exploration and Production.
Organizer: Indonesian Petroleum Association
International Conference of Environmental Management, Yogyakarta, Indonesia
Organizer: Universitas Gadjahmada
Training on Computer Aided Workshop on Groundwater Contamination
Organizer: IHP-UNESCO, LIPI
Annual Conference of Indonesian Association of Geologists, Indonesia
Organizer: Indonesian Association of Geologists