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2. WEEE-Directive 2002/96/EC
https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX%3A32002L0096
3. Recycling of Electronic Waste II: Proceedings of the Second Symposium;Zhang,2011
4. Environmental Concerns and Sustainable Development: Volume 2: Biodiversity, Soil and Waste Management;Shukla,2020