1. Osnowski, R.;Rubik, F. (eds.). (1987): Produktlinienanalyse, Bedürfnisse, Produkte und ihre Folgen. Kolner Volksblatt Verlag
2. Heijungs, R.;GuinÉe, J.B.;Huppes, G.;Lankreijer, R.M.;Ansems, A.A.M.;Eggles, P.G.;Duin van R.;Goede de H.P. (1991): Manual for Environmental Life Cycle Analysis of Products. Center of Environmental Science, Leiden University
3. Hoevenagel, R.;Opschoor, J.B. (1990): Economische Waardering van Milieuveranderingen: Mogelijkheden en Beperkingen. Milieu 3, 65–73
4. SETAC Society of Environmental Toxicology and Chemistry (1993): Guidelines for Life Cycle Assessment — A “Code of Practice”, Brussels, Belgium, 1993
5. Committee Draft ISO/CD 140 42.3 (1997): Environment Management-Life Cycle Assessment — Part 3: Life Cycle Impact Assessment, 1997