Kyoungwoo Park and  Byeong Sam Kim and  Hyo-Jae Lim and  Ji Won Han and  Park Kyoun Oh and  Juhee Lee and  Keun-Yeol Yu,  Performance Improvement in Internally Finned Tube by Shape Optimization .   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2007, vol. 4(4). 189 - 194
    [viewed 14 October 2019]. Available from: