1. Communication from the Commission—Towards a European Strategy for Nanotechnology. 2004.
2. Potential occupational exposure to manufactured nanoparticles in Italy;Boccuni;J. Clean. Prod,2008
3. The industrial ecology of emerging;Allenby;J. Ind. Ecol,2008
4. National Nanotechnology Intiative, Nanotech Facts: What is Nanotechnology, 2010.
5. World Commission on Environment and Development. Our Common Future (The Brundtland Report), 1987.