Seungkeun Song Joohyeon Lee Jun Jo The Analysis of Game Playing Experiences: Focusing on Massively Multiplayer Online Role-Playing Game. 333-343 2006 conf/ichit/2006 ICHIT http://dx.doi.org/10.1007/978-3-540-77368-9_33 db/conf/ichit/ichit2006.html#SongLJ06