1. U. Colombo, The Club of Rome and sustainable development. Futures 33(1), 7–11 (2001)
2. R.G. Hunt, J.D. Sellers, W.E. Franklin, Resource and environmental profile analysis: A life cycle environmental assessment for products and procedures. Environ. Impact Assess. Rev. 12(3), 245–269 (1992)
3. G.H. Brundtland.: Our common future: report of the World Commission on Environment and Development. Geneva, UN-Dokument A/42/427 (1987).
http://www.un-documents.net/ocf-ov.htm
4. K. Bartels, K.A. Parker, Teaching Sustainability/Teaching Sustainably (Stylus Publishing, Sterling, 2011)
5. J. Fava et al., SETAC Workshop Report: A Technical Framework for Life Cycle Assessments, 18–23 Aug 1990, Smugglers Notch, Vermont. SETAC, Washington, DC Google Scholar (1991)