1. Zuo, T., Zuo, T., Nie, Z.: Environmental Materials Foundation. Science Press (2003)
2. Bare, J., Young, D., Qam, S., Hopton, M.: Chief SAB. Tool for the Reduction and Assessment of Chemical and other Environmental Impacts (TRACI) (2012)
3. Margni, M., Gloria, T., Bare, J., Seppälä, J., Steen, B., Struijs, J., Toffoletto, L., Jolliet, O.: Guidance on how to move from current practice to recommended practice in Life Cycle Impact Assessment. UNEP-SETAC Life Cycle Initiative (2008)
4. Guinée, J.B.: Handbook on life cycle assessment operational guide to the ISO standards. Int. J. Life Cycle Assess. 7(5), 311–313 (2002)
5. Goedkoop, M.: A damage oriented method for life cycle impact assessment. The Eco-indicator 99 (1999)