Seongykyoon Jeong and  Sungki Lee and  Jaeyun Kim and  Seunghun Oh and  Kiho Kwak,  Exploitation of Public Technology for Industrial Use.   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2012, vol. 71(11). 2395 - 2400
    [viewed 22 October 2019]. Available from: https://publications.waset.org/pdf/6841.