1. Thermohydraulic performance of packed bed solar air heater;Ahmad;Energy Convers. Manage.,1996
2. Radiation and convection heat transfer in porous bed;Beckman;A.I.Ch.E. J.,1968
3. Cheema, L.S., Mannan, D.K., 1979. Performance of parallel flow packed bed air heater. In: Proc. I.S.E.S., Silver Jubilee Congress, Atlanta, GA, 1, pp. 259—263.
4. A slit and expanded aluminium foil matrix solar collector;Chiou;Solar Energy,1965
5. Collier, R.K., 1979. The characterization of crushed glass as a transpired air heating solar collector material. In: Proc. I.S.E.S., Silver Jubilee Congress, Atlanta, GA, 1, pp. 264–268.