1. Gaussorgues, G. 1984.La Thermographie Infrarouge, 457–457. Paris: Technique et documentation.
2. Bendat, J.S. and Piersol, A.G. 1971.Random Data: Analysis and Measurement Procedures, 300–300. New York: Wiley-Interscience.
3. Bijaoui, A. 1984.Image et Information, 141–141. Paris: Masson.
4. Kuo, F.F. and Kaiser, J.F. 1967.System Analysis by Digital Computer, 232–232. New York: Wiley.