Space Authentication in the Metaverse: A Blockchain-Based User-Centric Approach. - Jungwon Seo; Hankyeong Ko; Sooyong Park (IEEE Access, 2024)

Ethereum Smart Contract Account Classification and Transaction Prediction Using the Graph Attention Network. - Hankyeong Ko; Sangji Lee; Jungwon Seo (J. Web Eng., 2024)