The relative effects of positive interdependence and group processing on student achievement and attitude in online cooperative learning. - Chang Woo Nam; Ronald D. Zellner (Comput. Educ., 2011)

The effects of trust and constructive controversy on student achievement and attitude in online cooperative learning environments. - Chang Woo Nam (Comput. Hum. Behav., 2014)

The effects of digital storytelling on student achievement, social presence, and attitude in online collaborative learning environments. - Chang Woo Nam (Interact. Learn. Environ., 2017)