by 최영숙(Young Suk Choi), 이창의(Chang Eui Lee), 이영구(Young Koo Lee)
Published in The journal of the Korean Orthopaedic Association (2022)

by 이영구(Young Koo Lee), 여의동(Eui Dong Yeo), 유정우(JungWoo Yoo)
Published in The journal of the Korean Orthopaedic Association (2018)

by 한동희(Dong-Hee Han), 이영구(Young-Koo Lee)
Published in 정보과학회 컴퓨팅의 실제 논문지 (01.02.2021)

by 김진승(Jin-Seung Kim), 한용구(Yong-Koo Han), 이영구(Young-Koo Lee)
Published in 멀티미디어학회논문지 (2011)