Hyun-Kyu Kang,  Development of Logic Model for R&D Program Plan Analysis in Preliminary Feasibility Study.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2013, vol. 81(9). 2613 - 2616
    [viewed 04 May 2024]. Available from: https://publications.waset.org/pdf/16867.