| 2013-08 | An instrument for discovering new mobile service opportunities | Lee, Changyong; Son, Changho; Yoon, Byungun; Park, Yongtae | ARTICLE | 829 |
| 2015-01 | An instrument for scenario-based technology roadmapping: How to assess the impacts of future changes on organisational plans | Lee, Changyong; Song, Bomi; Park, Yongtae | ARTICLE | 1075 |
| 2012-08 | Design of convergent product concepts based on functionality: An association rule mining and decision tree approach | Lee, Changyong; Song, Bomi; Park, Yongtae | ARTICLE | 858 |
| 2007-06 | Design process modularization: Concept and algorithm | Seol, Hyeonju; Kim, Chulhyun; Lee, Changyong; Park, Yongtae | ARTICLE | 841 |
| 2017-04 | Development of a service evolution map for service design through application of text mining to service documents | Song, Bomi; Yoon, Byungun; Lee, Changyong; Park, Yongtae | ARTICLE | 701 |
| 2016-12 | Diagnosing service quality using customer reviews: an index approach based on sentiment and gap analyses | Song, Bomi; Lee, Changyong; Yoon, Byungun; Park, Yongtae | ARTICLE | 1046 |
| 2012-02 | Evaluation of new service concepts using rough set theory and group analytic hierarchy process | Lee, Changyong; Lee, Hakyeon; Seol, Hyeonju; Park, Yongtae | ARTICLE | 823 |
| 2009-12 | Generation of new service concepts: A morphology analysis and genetic algorithm approach | Lee, Changyong; Song, Bomi; Park, Yongtae | ARTICLE | 716 |
| 2015-01 | GTM-based service map to identify new service opportunities | Son, Changho; Lee, Changyong; Yoon, Byungun; Park, Yongtae | ARTICLE | 859 |
