WASET
    Oscar J.G. Somsen and  Fok Bolderheij,  Object Alignment for Military Optical Surveillance.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2011, vol. 54(6). 642 - 645
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/1549.