Community Organizer: Supporting the Formation of Network Communities through Spatial. - Koji Kamei; Eva Jettmar; Kunihiko Fujita; Sen Yoshida; Kazuhiro Kuwabara (SAINT, 2001)

Adaptive testing: effects on user performance. - Eva Jettmar; Clifford Nass (CHI, 2002)

Effectiveness of spatial representation in the formation of network communities: experimental study on community organizer. - Koji Kamei; Kunihiko Fujita; Eva Jettmar; Sen Yoshida; Kazuhiro Kuwabara (Interact. Comput., 2002)