1. A. Frangoudakis , G. Papadakis and S. Kyritsis , International meeting on heat transfer. Lyon, France 13-16 April, proceedings Vol. 1 , p 99 – 106 ( 1987a ).
2. C. Stanghellini , PhD Thesis, Agricultural University of Wageningen, The Netherlands . Publication of the Institute of Agricultural Engineering(IMAG) . The Netherlands , pp 150 , ( 1986 ).
3. The atmospheric radiation climate of Thailand
4. A. Frangoudakis , G. Papadakis and S. Kyritsis , International meeting on heat transfer. Lyon, France 13-16 April, Proceedings Vol. 1 , p 193 – 200 , ( 1987b ).
5. Nocturnal radiation measurements in Nigeria