Kolokytha, S., Flisch, A., Lüthi, T., Plamondon, M., Visser, W., Schwaninger, A., … Slegt, M. (2018). Creating a reference database of cargo inspection X-ray images using high energy radiographs of cargo mock-ups. Multimedia Tools and Applications, 77(8), 9379-9391. https://doi.org/10.1007/s11042-017-4937-x