International Water Association:
| , | ||
|---|---|---|
|
16.09 21.09.2012 |
World Water Congress & Exhibition - 2012 (. ) | |
|
19.09 24.09.2010 |
IWA World Water - 2010 (. ) | |
|
08.09 11.09.2008 |
IWA - 2008 (. ) | |
|
15.05 17.05.2007 |
IWA International Membranes Conference and Exhibition - 2007 (. ) + |