1. Limits of the learning curve;Abernathy;Harvard Business Review,1974
2. Becker, M., Meincke, W., Geyer, M., Trieb, F., Blanco, M., Romero, M., Ferriere, A., 2000. Solar Thermal Power Plants, Prepared for the EUREC Agency.
3. L’économie de l’énergie nucléaire;Bertel;EDP Sciences,2004
4. Blackwood, D., 1997. Eastern Trough Area Project (ETAP). Engineer. June, 4 (referred to in McDonald and Schrattenholzer).
5. Boston Consulting Group (BCG), 1972. Perspectives on Experience. Boston, Massachusetts.