APERI -Tehran (Irán)

  Ali Reza Zarrin - (Irán)

  Ambassade de France -Tehran (Irán)

  CENESTA -Tehran (Irán)

  Department of Environment -Tehran (Irán)

  Institute of International Law FDI -Tehran (Irán)

  Mahab ghodss consulting engineering co -Tehran (Irán)

  MOE -Tehran (Irán)

  National center for agricultural and water strategic studies of Iran chamber of commerce, industries, mines and agriculture - (Irán)

  NWW -Tehran (Irán)

  North Khorasan Regional Water - (Irán)

  Pandab Tadbir Eng.co - (Irán)

  Qazvin Province urban water & wastewater Co -Qazvin (Irán)

  RCUWM -Tehran (Irán)

  Toos-AB Consulting Engineers Co. -Mashhad (Irán)

  University Of Kurdistan - (Irán)

  University of Tehran -Tehran (Irán)