WASET
    Seongmin Yim,  Technological Analysis Questionnaire for Preliminary Feasibility Study on R&D Program.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2013, vol. 81(9). 2624 - 2626
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/16878.