3H. Tibbs. Industrial Ecology: An New Environmental Agenda for Industry, Emeryville, CA, Global Business Network, 1993.
4Henning Grann, Statoil. The Industrial Symbiosis at Kalundborg, Denmark, Presented at the National Academy of Engineering International Conference on Industrial Ecology, Irvine, California, May 9 - 13, 1994.
5Micah D. Lowenthal, William E. Kastenberg. Industrial Ecology and Energy Systems: A First Step. Resources Conservation and Recycling 24,1998.
6Daniel C. Esty, Michael E. Porter. Industrial Ecology and Competitiveness, http ://www. yale. edu/envirocenter/bios/indecol, html.
7F A A Boons , L W Baas. Types of Industrial Ecology: The Problem of Coordination, J. Cleaner Prod. Vol 5. No.1 -2, 1997.
8Prahalad, C K & Hamel, G The Core Competence of the Corporation, Harvard Business Review, May - June,1990.
9Robert Frosch. Industrial Ecology: A Philosophical Introduction, Proceedings of the National Academy of Sciences,USA 89 ,February 1992.
10Robert U. Ayres. Industrial Metabolism'in Technology and Environment, Washington: National Academy Press,1989.
