1. D. Laing, W.-D. Steinmann, R. Tamme et al. Advances in thermal energy storage development at the German Aerospace Center (DLR). Energy Science and Technology, pp. 13–25, ISSN 2095-4239, 2012.
2. W. Wu, B. Gobereit, Cs. Singer et al. Direct absorption receivers for high temperatures. Proceedings SolarPACES, 2011.
3. T. Baumann, C. Boura, J. Göttsch et al. Air Sand Heat Exchanger: Materials and Flow Properties. Proceedings SolarPACES 2011
4. E. Tsotsas, “Heat Transfer from a Wall to Stagnant and Mechanically Agitated Beds,” in VDI Heat Atlas, edited by VDI e.V. (Springer-Verlag, Düsseldorf, 2010), pp. 1311 –1326.
5. P. Bartsch, T. Baumann, S. Zunft (Submitted and accepted, not yet published), Granular Flow Field in Moving Bed Heat Exchangers: A continuous model approach, Energy Proceedia, 2016.