Sung-Min Kim, Young-Seok Son, and Young-Guk Ha. “Detection of Employees’ Carelessness Leading to Cause Insider Threats through Analyzing Email RDF Data”. Research Briefs on Information and Communication Technology Evolution 1 (January 15, 2015): 72–81. Accessed March 12, 2025. https://rebicte.org/index.php/rebicte/article/view/9.