1. 1. R. Gallen, A. Cord, N. Hautière and D. Aubert,” Towards Night Fog Detection through use of In-Vehicle Multipurpose Cameras”, Intelligent Vehicles Symposium, 2011
   2. S. Bronte, L.M. Bergasa, L., and P.F. Alcantarilla,” Fog Detection System Based on Computer Vision Techniques”, IEEE Intelligent Transportation Systems, vol. 12, 2009
   3. N. Hautière, J.P. Tarel, J. Lavenant and D. Aubert,” Automatic fog detection and estimation of visibility distance through use of an on-board camera”, Machine Vision and Applications, vol. 17, 2006
   4. Photo Detectors, Joseph S. Braley, http://www.ele.uri.edu/courses/ele432/spring08/photo_d etectors.pdf
   5. D.A. Pomerleau,” Visibility Estimation from a Moving Vehicle Using the RALPH Vision System”, IEEE Conference on Intelligent Transportation System, 1997
   6. http://zonascience.blogspot.in/2009/08/automaticheadlight-intensity.html
   7. Image based fog detection in vehicles Mario Pavlic, Heidrun Belzner, Gerhard Rigoll and Slobodan Ili ´ c
   8. Michigan Univ. Transportation Research Inst. Use of high-beam headlamps (2006)
   9. Night time Vehicle Detection for Intelligent Headlight Control, Computer Vision Centre and Computer Science Dept., Aton. Univ. of Barcelona
   10. http://www.chicagoautoshow.com/auto-showblog/a-guide-to-safety-features-in-cars-today/