Heangwoo Lee, Heykyung Park and Suktae Kim
Journal of Engineering and Applied Sciences 13 ( 19 ): 7826 - 7833 , 2018
Yerim Choi, Heangwoo Lee and Heykyung Park
Journal of Engineering and Applied Sciences 13 ( 19 ): 7857 - 7864 , 2018
Jiyoung Oh, Heangwoo Lee and Heykyung Park
Journal of Engineering and Applied Sciences 13 ( 19 ): 7871 - 7877 , 2018
June Hyung Lim, Heangwoo Lee and Heykyung Park
Journal of Engineering and Applied Sciences 14 ( 11 ): 3498 - 3505 , 2019