1. European Parliament and Council, Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive 1999/4, Official Journal of the European Union, EC, EC, 2006. doi:http://eur-lex.europa.eu/LexUriServ/LexUriServ.do?uri=OJ:L:2006:396:0001:0849:EN:PDF.
2. EC, Commission Recommendation of 18 October 2011 on the definition of nanomaterial, 2011.
3. OECD, Guidance Document on the Validation of (Quantitative) Structure-Activity Relationship [(Q)Sar] Models, 2007. doi: 10.1787/9789264085442-en.
4. OECD, The report from the expert group on (Quantitative) Structure-Activity Relationships [(Q)SARs] on the principles for the validation of (Q)SARs. OECD Series on testing and assessment No. 49, Paris, 2004.
5. Public (Q)SAR services, integrated modeling environments, and model repositories on the web: state of the art and perspectives for future development;Tetko;Mol. Inform.,2017