WASET
    Florian Kleber and  Martin Kampel,  Pre-Analysis of Printed Circuit Boards Based On Multispectral Imaging for Vision Based Recognition of Electronics Waste.   journal   = {International Journal of Environmental and Ecological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2015, vol. 99(3). 656 - 660
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/10000532.