by 박훈채(Hoon Chae Park), 최항석(Hang Seok Choi), 조승연(Seung Yeon Cho), 김선홍(Seon Hong Kim)
Published in Daehan hwan'gyeong gonghag hoeji (2014)

by 김도현(Do Hyeon Kim), 김선홍(Seon Hong Kim), 김지훈(Ji Hoon Kim), 조승연(Seung Yeon Cho), 박주면(Ju Myon Park)
Published in Daehan hwan'gyeong gonghag hoeji (2010)

by 이원주(Won Joo Lee), 김한수(Han Su Gim), 차대윤(Dae Yun Cha), 이일우(il u Lee), 정성준(Seong Jun Jung), 조승연(Seung Yeon Cho)
Published in 한국컴퓨터정보학회 학술발표논문집 (2019)

by 서재환(Jae Hwan Seo), 박흥규(Heung Kyu Park), 박연호(Yeon Ho Park), 이훈규(Hoon Kyu Lee), 이운기(Woon Ghi Lee), 조승연(Seung Yeon Cho), 이정남(Jeong Nam Lee), 이영돈(Young Don Lee)
Published in Annals of surgical treatment and research (2001)

by 고성주(Seong Ju Ko), 서재환(Jae Hwan Suh), 박흥규(Heung Kyu Park), 이훈규(Hoon Gyu Lee), 조승연(Seung Yeon Cho), 이운기(Woon Gi Lee), 이정남(Jeong Nam Lee), 이영돈(Young Don Lee), 조현이(Hyun Yee Cho)
Published in Annals of surgical treatment and research (01.02.2002)

by 김강석(Kang Seok Kim), 박흥규(Heung Kyu Park), 박연호(Yeon Ho Park), 민승기(Seung Ki Min), 조승연(Seung Yeon Cho), 이운기(Woon Ki Lee), 이영돈(Young Don Lee)
Published in Annals of surgical treatment and research (2002)

by 정영주(Young Joo Chung), 조승연(Seung Yeon Cho), 이정남(Jung Nam Lee), 이태훈(Tae Hoon Lee)
Published in Annals of surgical treatment and research (1998)

by 정연철(Yeon Cheol Jung), 조승연(Seung Yeon Cho), 이정남(Jung Nam Lee), 이영돈(Young Don Lee), 김지혜(Ji Hye Kim), 이태훈(Tae Hoon Lee)
Published in Annals of surgical treatment and research (2000)