Comparative effect of company-driven SNS activity vs. consumer-driven SNS activity on firm value: Evidence from facebook. - Sung Ook Park; Hyung Jong Na; Ohbyung Kwon (Comput. Ind., 2016)

A Study on the Forecast of Earning Management Based on Deep Learning by Reflecting Information on Corporate Litigation Cases. - Hyeon Kang; Hyungjoon Kim; Hyung Jong Na (IEEE Access, 2024)

Development of a Success Prediction Model for Crowdfunding Based on Machine Learning Reflecting ESG Information. - Jiyoung Park; Hyung Jong Na; Hyungjoon Kim (IEEE Access, 2024)

Predicting Freshman Recruitment Rates: A Comparative Analysis of Metropolitan and Non-Metropolitan Universities in South Korea. - Hyung Jong Na; Ha-Young Shin; Yongsun Cho (IEEE Access, 2025)

Forecasting Future Corporate Value Including Information on Firm Environmental Activities: Using Machine Learning Techniques. - Jiyoung Park; Hyungjoon Kim; Hyung Jong Na (IEEE Access, 2025)