Kwanghyun Chang, Joonkoo Choi, Ghajung Kim, Joongseok Go, Seunggi Kim and Sinyoung Yu
Journal of Engineering and Applied Sciences 13 ( 4 SI ): 3724 - 3729 , 2018
Joongseok Go, Joonkoo Choi and Ghajung Kim
Journal of Engineering and Applied Sciences 13 ( 14 SI ): 10815 - 10821 , 2018