by Ha, Ku Yong, Lee, Jong Bum
Published in Mathematische Nachrichten (01.06.2009)

by Ha, KuYong, Kim, HyunJung, Lee, JongBum
Published in Fixed point theory and applications (Hindawi Publishing Corporation) (01.01.2010)

by Ha, Ku Yong, Lee, Jong Bum
Published in Topology and its applications (15.04.2021)

by 하구용, 이종범
Published in Journal of the Korean Mathematical Society (01.01.2023)

by Ha, Ku Yong, Lee, Jong Bum, Yoo, Won Sok
Published in Journal of fixed point theory and applications (01.02.2023)

by Ha, Ku Yong, Lee, Jong Bum
Published in Topology and its applications (05.02.2015)

by Ha, Ku Yong, Lee, Jong Bum
Published in Mathematische Nachrichten (01.11.2013)

by Ha, Ku Yong, Lee, Jong Bum
Published in Journal of geometry and physics (01.02.2012)

by Ha, Ku Yong, Lee, Jong Bum, Penninckx, Pieter
Published in Fixed point theory and algorithms for sciences and engineering (14.03.2012)

by Ha, Ku-Yong, Kim, Hyung-Myung
Published in Signal processing (01.11.1996)

by Ha, Ku Yong, Lee, Jong Bum
Published in Forum mathematicum (01.05.2011)

by Ha, Ku Yong, Lee, Jong Bum
Year of Publication 06.09.2022

by Ku, Yong Ha, Lee, Jong Bum
Published in arXiv.org (06.09.2022)

by Ku, Yong Ha, Hyun Jung Kim, Lee, Jong Bum
Published in Fixed point theory and algorithms for sciences and engineering (01.01.2010)

by Ha, Ku Yong, Lee, Jong Bum
Year of Publication 28.04.2014

by Ha, Ku Yong, Jo, Jang Hyun, Kim, Seung Won, Lee, Jong Bum
Published in Topology and its applications (30.06.2002)

by Ku, Yong Ha, Lee, Jong Bum
Published in arXiv.org (28.04.2014)

by Ha, Ku Yong, Jo, Jang Hyun, Lee, Jong Bum
Published in Compositio mathematica (01.02.2000)

by HA, YONG - KU, PARK, YONG - CHUN
Year of Publication 25.09.1992

by KU YONG-GUEN,HA HYO-JIN
Year of Publication 16.11.2005