by 권영만, 이인락, 김명관, Kwon, Young-Man, Lee, In-Rak, Kim, Myung-Gwan
Published in The journal of the institute of internet, broadcasting and communication : JIIBC (30.12.2014)

by Kwon, Young-Man, Lee, In-Rak, Kim, Myung-Gwan
Published in The Journal of the Institute of Webcasting, Internet and Telecommunication (31.12.2014)

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Year of Publication 13.02.2020

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Year of Publication 23.03.2021

by LEE RAK KYEONG
Year of Publication 24.08.2021

by YOON SANG HYEON, KIM WAN YI, LEE RAK DO, HAN SEUNG MIN, LEE SANG BEOM, JEONG EUN JU, HAN SANG HUN
Year of Publication 17.02.2020

by YOU, SEUNG JIN, LEE, RAK KI, LEE, KYUN JIN, PARK, MYUNG JOON
Year of Publication 22.06.2018

by LEE, RAK GI
Year of Publication 19.06.2002

by KIM, DONG BAE, LEE, RAK GYU, SEONG, JI HYEON, PARK, SANG HA
Year of Publication 02.05.2013

by SUNG, TAE HYEON, LEE, RAK HWA
Year of Publication 04.07.2002

by SHIN, DONG IL, LEE, RAK GI
Year of Publication 15.05.2000

by SHIN, DONG IL, LEE, RAK GI
Year of Publication 06.05.2000

by LEE RAK KI
Year of Publication 29.12.1981

by SUNG, TAE HYEON, LEE, RAK HWA, CHOI, JONG HAE, CHO, YEONG CHEOL
Year of Publication 18.12.2003

by HA, KI - SONG, KIM, DONG - HO, SON, DU - TCK, LEE, RAK - KYU
Year of Publication 26.10.1995