Graf, D.; Monnerie, N.; Roeb, M.; Schmitz, M.; Sattler, C. (2008). «Economic comparison of solar hydrogen generation by means of thermochemical cycles and electrolysis». International Journal of Hydrogen Energy33 (17): 4511-4519. doi:10.1016/j.ijhydene.2008.05.086.
Ortega, J. I.; Burgaleta, J. I.; Téllez, F. L. M. (2008). «Central Receiver System Solar Power Plant Using Molten Salt as Heat Transfer Fluid». Journal of Solar Energy Engineering130 (2): 024501-024506. doi:10.1115/1.2807210.