1. Spectral measurements of infrared sky radiance;Berdahl,1979
2. Emissivity of clear skies;Berdahl;Solar Energy,1984
3. F. M. Luther, The intercomparison of radiation codes in climate models. Longwave clear sky calculations— World climate program. International Council for Scientific Unions and World Meteorological Organisation. Report of a meeting in Italy.
4. Paramétrisation du rayonnement atmosphérique de grandes longueurs d'onde;Cubizolles;Thèse Université de Nice,1986