1. Rogers, R.D. & Seddon, K.R. (eds) Ionic Liquids: Industrial Applications for Green Chemistry (American Chemical Society, Washington DC, 2002).
2. Rogers, R.D., Seddon, K.R. & Volkov, S. (eds) Green Industrial Applications of Ionic Liquids (Kluwer, Dordrecht, 2002).
3. Wasserscheid, P. & Welton, T. (eds) Ionic Liquids in Synthesis (Wiley-VCH, Weinheim, 2003).
4. Freemantle, M. Chem. Eng. News 81, 9 (31 March 2003).
5. Freemantle, M. Chem. Eng. News 76, 32–37 (30 March 1998).