A Multi-path Support for Mobile IP with the Hierarchical Architecture. - Youngsik Ma; Donghyun Chae; Wonjong Noh; Jiyoung Lee; Yeonjoong Kim; Sunshin An (ICOIN (2), 2002)

Route Optimization by Top Level Mobile Router with Source Routing in Nested Mobility. - Yunkuk Kim; Sangwook Kang; Donghyun Chae; Sunshin An (International Conference on Wireless Networks, 2004)

Hierarchical Multi-hop Handoff Architecture for Wireless Network Mobility. - Yunkuk Kim; Sangwook Kang; Donghyun Chae; Sunshin An (ICN (2), 2005)