by Lee, Yong-Kun, Sung, Hong-Gye, Lee, Chang-Hun
Published in International journal of aeronautical and space sciences (01.03.2025)

by 이재문, Jae-moon Lee, 이용건, Yong-gun Lee
Published in Ch'eyuk kwahak yŏn'gu (30.06.2024)

by 이용건, 차재훈, 박재성
Published in Neurospine (01.09.2010)

by 이재문, Jae-moon Lee, 이용건, Yong-gun Lee, 주형철, Hyung-chul Joo
Published in Ch'eyuk kwahak yŏn'gu (31.12.2021)

by 조재성, 이용건, 김현중
Published in Korean Journal of Agricultural Science, 50(2) (01.06.2023)

by 지인배, 권오상, 송우진, 김진년, 이용건
Published in 농촌경제, 37(4) (01.12.2014)

by 이용건, Yonggeon Lee, 김종진, Jongjin Kim, 김상현, Sanghyun Kim, 최재현, Choi Jaehyun
Published in 농촌경제 (30.06.2022)

by 하지영, Ha Ji Young, 이승현, Lee Seung Hyun, 나명환, Na Myung Hwan, 김덕현, Kim Deok Hyeon, 이혜림, Lee Hye Lim, 이용건, Lee Yong Gyeon
Published in 品質經營學會誌 (30.06.2021)

by 이용건(Yong Gun Lee), 차국헌(Kook Heon Char), 강용수(Yong Soo Kang)
Published in 고분자 과학과 기술 (2006)

by 이용건, Yong Keon Lee, 류태수, Tae Soo Ryu
Published in 품질경영학회지 (30.09.2014)

by 이용건, 류태수, Lee, Yong Keon, Ryu, Tae Soo
Published in 品質經營學會誌 (01.09.2014)

by 이용건, 이형록, 전규영, 이용우, Yong Gun Lee, Hyung Rok Lee, Kyu Young Jun, Yong Woo Lee
Published in The Korean journal of gastroenterology (01.01.1978)

by 李用乾(Yong Gun Lee), 李用雨(Yong Woo Lee), 金箕洪(Ki Hong Kim)
Published in Annals of surgical treatment and research (1978)

by 徐廷彦(Jung Earn Suh), 李用乾(Yong Gun Lee), 李光洙(Kwang Soo Lee), 全奎榮(Kyu Young Jun)
Published in Annals of surgical treatment and research (1978)

by 李用乾(Yong Gun Lee), 崔洪鍾(Hong Jong Choi), 金聖鎬(Sung Ho Kim), 丁豊滿(Poong Man Jung)
Published in Annals of surgical treatment and research (1976)