Cyworld is my world: Korean adult experiences in an online community for learning. - Young Park; Gyeong Mi Heo; Romee Lee (Int. J. Web Based Communities, 2008)

Roles of initiators and interaction patterns: exploring an informal online community at the interpersonal plane. - Gyeong Mi Heo; Alain Breuleux (CSCL (1), 2009)

Online Communication and Collaboration in a Community of Practice for Teachers Professional Development. - Gyeong Mi Heo; Alain Breuleux (CSCL, 2011)

Blogging for Informal Learning: Analyzing Bloggers' Perceptions Using Learning Perspective. - Young Park; Gyeong Mi Heo; Romee Lee (J. Educ. Technol. Soc., 2011)

Blogs and Social Network Sites as Activity Systems: Exploring Adult Informal Learning Process through Activity Theory Framework. - Gyeong Mi Heo; Romee Lee (J. Educ. Technol. Soc., 2013)

Open Discussions of Historical Activity Inquiry Questions. - Thérèse Laferrière; Alain Breuleux; Sylvie Barma; Gyeong Mi Heo; Stephanie Beck; Nilou Baradaran; Alice Vanlint (ICLS, 2018)