Dong-Keun Ryoo
发表
Hyun Goo Kang,
Dong-Keun Ryoo,
Bo-Ra Sohn,
2012
.
Dong-Keun Ryoo,
Song-Jin Yu,
M. J. Sharma,
2006
.
Dong-Keun Ryoo,
So-Hyun Jo,
Enrico D’agostini,
2015
.
Dong-Jin Kim,
Dong-Keun Ryoo,
Sang-Youl Kim,
2011
.
Dong-Keun Ryoo,
Young-Hun Yeou,
2013
.
Branislav Dragović,
Nam Kyu Park,
Dong-Keun Ryoo,
2008
.
Dong-Hee Lee,
Seong-Cheol Kim,
Dong-Keun Ryoo,
2008
.
Dong-Keun Ryoo,
Jae-Young Song,
Min-Seung Choi,
2007
.
Dong-Keun Ryoo,
Yeang-Jun Jang,
2004
.
Tae-Woo Lee,
Dong-Keun Ryoo,
Helen A. Thanopoulou,
1999
.
A Study on Drawing Priority of Competitiveness Factors of Ship Management Company in Korea Using AHP
Dong-Keun Ryoo,
Bo-Ra Sohn,
Young-Joon Seo,
2010
.