1. Aixtron (2007) AIX 3000. Aixtron, Aachen, Germany.
http://www.aixtron.com
and personal communication, July/October 2007
2. Alsema EA (2000) Energy pay-back time and CO2 emissions of PV systems. Progr Photovolt Res Appl 8:17–25
3. Alsema EA, De Wild-Scholten MJ (2007) Reduction of the environmental impacts in crystalline silicon module manufacturing. 22nd European Photovoltaic Solar Energy Conference, 3–7 September 2007, Milan, Italy, 2BP.1.4
4. Bakkes JA, Bosch PR (eds) (2008) Background report to the OECD Environmental Outlook to 2030. MNP/OECD, MNP Report 500113001/2008. Netherlands Environmental Assessment Agency, Bilthoven, The Netherlands
5. Denholm P, Margolis RM (2007) Evaluating the limits of solar photovoltaics (PV) in traditional electric power systems. Energ Policy 35:2852–2861