1. Wei, H., et al.: Hybrid photo-voltaic and thermal solar-collector designed for natural circulation of water. Appl. Energy 83, 199–220 (2006)
2. Kern, E.C.J., Rissell, M.C.: Combined photovoltaic and thermal hybrid collector systems. In: IEEE Photovoltaic Specialists Conference, pp. 1153–1157(1978)
3. Hendrie, S.D.: Evaluation of combined photovoltaic/thermal collectors. In: Presented at the International Solar Energy Society, International Congress and Silver Jubilee, Atlanta, CA, 28 May-1 June (1979)
4. Santbergen, R., Zolingen, R.J.Ch.: Modeling the thermal absorption factor of photovoltaic/thermal comb panels. Energy Convers. Manage. 47, 3572–3581 (2006)
5. Brinkworth, B.J.: Estimation of flow and heat transfer for the design of PV cooling ducts. Solar Energy 69(5), 413–420 (2000)