by 정원권,남문,이주희,박충열,김병훈,박은혜,이민아,김미경,최홍수,이준성,김정수
Published in Sigmulbyeong yeon'gu (2013)

by 이중환,김동근,류영현,이기운
Published in Sigmulbyeong yeon'gu (2008)

by 이봉춘,윤영남,홍성준,홍연규,황재복,송석보,강항원,이기운
Published in Sigmulbyeong yeon'gu (2008)

by 이봉춘,정지훈,김정인,윤영남,홍성준,곽도연,홍연규,강항원,이기운
Published in Sigmulbyeong yeon'gu (2008)

by 김상목(Sang-Mok Kim), 이재봉(Jae-Bong Lee), 이영훈(Yeong-Hoon Lee), 최세훈(Se-Hoon Choi), 최홍수(Hong-Soo Choi), 박진우(Jin-Woo Park), 이준성(Jun-Seong Lee), 이관석(Gwan-Seok Lee), 문중경(Jung-Kyung Moon), 문제선(Jae-Sun Moon), 이기운(Key-Woon Lee), 이수헌(Su-Heon Lee)
Published in Sigmulbyeong yeon'gu (2006)

by 이수헌,이재봉,김상목,최홍수,박진우,이준성,이기운,문제선
Published in Sigmulbyeong yeon'gu (2004)

by Seon-In Yeom(염선인), Jung-Heon Han(한정헌), Hyun-Jung Kim(김현정), Won-Hee Kang(강원희), Su Heon Lee(이수헌), Key-woon Lee(이기운), Byung-Dong Kim(김병동)
Published in Weon'ye gwahag gi'sulji (2005)