1. European Environment Agency, Europe's environment—The Third Assessment, Environmental Assessment Report No. 10, Office for Official Publications of the European Communities, Luxembourg, 2003.
2. Waste Generation and management—Environment in EU at the Turn of the Century;European Topic Center on Waste,1999
3. Cost assessment in sustainable waste management;Hansen;Waste Manage. Res.,2005
4. Environmental Resources Management;LaGrega,2001
5. Hazardous Waste Planning;Soesilo,1995