seit 1988 IWA
International Water Association
Portland, Colchester
GROSSBRITANNIEN · GREAT BRITAIN · GRANDE-BRETAGNE
www.IWAhq.org.uk
Member of the Working Group “Solids in Sewers”, Scientific and Technical Report No. 4 (2003)
Portland, Colchester
GROSSBRITANNIEN · GREAT BRITAIN · GRANDE-BRETAGNE
www.IWAhq.org.uk
Member of the Working Group “Solids in Sewers”, Scientific and Technical Report No. 4 (2003)