1. Life Cycle Management and Assessment: Approaches and Visions Towards Sustainable Manufacturing;Westkämper;Annals of the CIRP,2000
2. Seliger, G., 1997, More use with fewer resources - a contribution towards sustainable development. In: Krause, F.-L, Seliger, G., Life Cycle Networks: Proceedings of the 4th CIRP International seminar on Life Cycle Engineering, 26-27 June 1997, Berlin, Germany, London u.a., Chapman and Hall.
3. Feldmann, K., 2002, Integrated Product Policy - Chance and Challenge: 9th CIRP International Seminar on the Life-Cycle Engineering, April 09-10, 2002, Erlangen, Germany, Bamberg: Meisenbach.
4. The Life Cycle Concept as a Basis for Sustainable Industrial Production;Alting;Annals of the CIRP,1993
5. Fullana, P., Puig, R., 1997, Análisis del ciclo de vida, Rubes Editorial S.L., Barcelona.