LBP: a secure and efficient network bootstrapping protocol for 6LoWPAN. - HyunSoo Cha; Ki-Hyung Kim; Seung-Wha Yoo (ICUIMC, 2011)

An entropy-based clustering algorithm for load balancing in WSN. - HyunSoo Cha; Seung-Wha Yoo; Taekkyeun Lee; Jihong Park; Ki-Hyung Kim (Int. J. Sens. Networks, 2016)