A SDBMS-Based 2D-3D Hybrid Model for Indoor Routing. - Hyeyoung Kim; Chulmin Jun; Hyunjin Yi (Mobile Data Management, 2009)

Reliable Real-Time Operating System for IoT Devices. - Seong-il Hahm; Jeongchan Kim; Ahreum Jeong; Hyunjin Yi; Sunghan Chang; Shobha Nanda Kishore; Amandeep Chauhan; Siju Punnoose Cherian (IEEE Internet Things J., 2021)