1. Braungart M, McDonough W, Bollinger A (2007) Cradle-to-Cradle design: creating healthy emissions. Journal of cleaner production 15:1337–1348
2. Dobner M (2002) The Design, Application and Economics of AGV’s. American Association of Port Authorities, Alexandria (Virginia), Talk at AAPA Facilities Engineering Seminar (Oakland, California)
3. Dobner M, Saanen YA (2002) Robotic and Terminal Design: The Need for Software and Equipment Integration. TOC Events Worldwide, London, Conference Talk at TOC Europe (Antwerp)
4. Flanagan R (1989) Life-Cycle-Costing – Theory and Practice. Blackwell Science, Oxford
5. Geißd¨orfer K (2009) Total Cost of Ownership (TCO) und Life Cycle Costing (LCC): Einsatz und Modelle. LIT, Berlin