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Journal of Engineering and Applied Sciences 12 ( 10 ): 2628 - 2632 , 2017
Sung-Ho Hwang, Yong-Soon Im, Han-Chun Song and Jae-Do Park
Journal of Engineering and Applied Sciences 13 ( 3 ): 634 - 638 , 2018
Ki-Young Lee, Sung-Bae Kim, Jeong-Jin Kang, Sung-Jai Choi, Yong-Soon Im, Eun-Young Kang, Gyoo-Seok Choi and Young-Dae Lee
Journal of Engineering and Applied Sciences 13 ( 6 ): 1515 - 1519 , 2018