1. ZVEI – Zentralverband Elektrotechnik- und Elektronikindustrie e. V, German Electrical and Electronic Manufacturers’ Association: Press Release 75/2000.
2. R. Weyhe, ACCUREC Recycling GmbH: Final Report of the Research Project Recovery of Raw Materials from Li-ion Accumulators, Supported by the German Federal Ministry of Education and Research, Support Code 01RW0405, Mülheim a. d. R., 2008.
3. Batteries 2009 – The International Power Supply Conference and Exhibition;Pillot,2009
4. EC Directive 2006/66/EC: Directive 2006/66/EC of the European Parliament and of the Council of 6 September 2006 on batteries and accumulators and waste batteries and accumulators and repealing Directive 91/157/EEC.
5. EC Directive 2008/103/EC: Directive 2008/103/EC of the European Parliament and of the Council of 19 November 2008 amending Directive 2006/66/EC on batteries and accumulators and waste batteries and accumulators as regards placing batteries and accumulators on the market.