Optimistic Concurrency Control Based on Timestamp Interval for Broadcast Environment. - Ukhyun Lee; Buhyun Hwang (ADBIS, 2002)

Design of Technology Value Analysis System Based on Patent Big Data. - Youngkon Lee; Ukhyun Lee (PKAW, 2014)

The Study Trend and Application Case of Research and Development Integrated Information Provision System for Small and Medium-sized Companies. - Youngkon Lee; Ukhyun Lee (MIWAI, 2015)

Issues and Concerns: Record Management in Cloud Service of Technology. - Youngkon Lee; Ukhyun Lee (IDCS, 2017)

Record Management in the Cloud: Service Quality and Service Level Agreement. - Youngkon Lee; Ukhyun Lee (ICSI (2), 2019)

Reference Architecture and Operation Model for PPP (Public-Private-Partnership) Cloud. - Youngkon Lee; Ukhyun Lee (J. Inf. Process. Syst., 2021)