1. SCENHIR, Opinion on the scientific aspects of the existing and proposed definitions relating to products of nanoscience and nanotechnologies, 29 November 2007, http://ec.europa.eu/health/ph_risk/committees/04_scenihr/docs/scenihr_o_012.pdf
2. EFSA, Scientific opinion on the potential risks arising from nanoscience and nanotechnologies on food and feed safety, 10 February 2009
3. The Nanomaterial Characterization Bottleneck