Saeid Fazli and  Hajar Mohammadi D. and  Payman Moallem,  An Advanced Stereo Vision Based Obstacle Detection with a Robust Shadow Removal Technique.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
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    [viewed 15 August 2020]. Available from: https://publications.waset.org/pdf/7396.