An early warning system for global institutional investors at emerging stock markets based on machine learning forecasting. - Il Suh Son; Kyong Joo Oh; Tae Yoon Kim; Dong Ha Kim (Expert Syst. Appl., 2009)

Stock market stability index: An intelligent approach. - Il Suh Son; Kyong Joo Oh; Tae Yoon Kim; Chiho Kim; Jong-Du Do (Intell. Data Anal., 2009)

Lag-ℓ forecasting and machine-learning algorithms. - Jae Joon Ahn; Il Suh Son; Kyong Joo Oh; Tae Yoon Kim; Gyu Moon Song (Expert Syst. J. Knowl. Eng., 2011)