Pavel Janak,  Classification of Causes and Effects of Uploading and Downloading of Pirated Film Products.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    December 2011, vol. 60(12). 1542 - 1546
    [viewed 11 May 2024]. Available from: https://publications.waset.org/pdf/955.