1. RISKCYCLE project, Deliverable 4.1. – Report containing a discussion on the identified criteria and their scores for alternative methods;
http://www.wadef.com/projects/riskcycle/Deliverable__Report_4-1.Work_Results.pdf
2. REACH; 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 1999/45/EC and repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive 76/769/EEC and Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC
3. European Union’s Cosmetics Regulations; REGULATION (EC) No 1223/2009 of the European Parliament and of the Council of 30 November 2009 on cosmetic products
4. Russell WMS, Burch RL (1959) The principles of humane experimental technique. Methuen & Co. Ltd., London, (Revised: 1992, Universities Federation for Animal Welfare, Herts, England.)
http://altweb.jhsph.edu/publications/humane_exp/het-toc.htm
5. Stephens ML, Mendoza P, Hamilton T, Weaver A (1998) Unrelieved pain and distress in animals: an analysis of USDA data on experimental procedures. J Appl Anim Welf Sci 1:15–26