1. Sustainable Production, Challenges & Objectives for EU Research Policy. Report of the Expert Group on Competitive & Sustainable Production and Related Service Industries in Europe in the Period to 2020. [2001-07-01].
2. Council of Academies of Engineering and Technological Sciences. The Role of Technology in Environmentally Sustainable Development,1996
3. Brundtland Commission, Our Common Future. Report of the World Commission on Environment and Development[R],1987
4. Readings in the field of natural resource and environmental economics[M];PFAFF,1999