1. Dowling, A., Cliff, R., Grobert, N., Hutton, D., Oliver, R., O’Neill, O., Pethica, J., Pidgeon, N., Porritt, J., and Ryan, J. (2004). Nanoscience and Nanotechnologies: Opportunities and Uncertainties, The Royal Society & The Royal Academy of Engineering. Available online: http://sscottgraham.com/314/redesign4.pdf.
2. Commission recommendation of 18 October 2011 on the definition of nanomaterial (2011/696/EU);Potocnik;Off. J. Eur. Commun. Legis.,2011
3. Review on nanoparticles and nanostructured materials: History, sources, toxicity and regulations;Jeevanandam;Beilstein J. Nanotechnol.,2018
4. United Nations (2014, August 21). Questions About Nanotechnology, Available online: https://www.epa.gov/chemical-research/research-nanomaterials.
5. Federal Drug Administration (2016, January 25). Considering Whether an FDA-Regulated Product Involves the Application of Nanotechnology, Available online: https://www.fda.gov/RegulatoryInformation/Guidances/ucm257698.htm.