A Case Study of Building Social Network for Mobile Carriers. - Sewook Oh; Hojin Lee; Yong Gyoo Lee; Kwang-Chun Kang (ICCCI (SCI Volume), 2009)

Femtocell Traffic Offload Scheme for Core Networks. - Jaehoon Roh; Yungha Ji; Yong Gyoo Lee; Taehyo Ahn (NTMS, 2011)