A Flexible Access Control Model for Dynamic Workflow Using Extended WAM and RBAC. - Le Yang 003; Yongsun Choi (CSCWD (Selected Papers), 2007)

Design of VY: A Mini Visual IDE for the Development of GUI in Embedded Devices. - Le Yang 003; Yongsun Choi; Changjun Seo; Tongfeng Yang; MinSung Kim (SERA, 2007)

FWAM: A flexible workflow authorization model using extended RBAC. - Le Yang 003; Yongsun Choi; Myeonggil Choi; Xinlei Zhao (CSCWD, 2008)

API and Component Based Customization of an Open Source Business Process Management System: uEngine. - Le Yang 003; Yongsun Choi; Jinyoung Jang (NCM (2), 2008)