Links:
[1] http://imu.ntua.gr/biblio/personal-and-group-knowledge-management-social-semantic-desktop-16
[2] http://imu.ntua.gr/sites/default/files/biblio/Papers/personal-and-group-knowledge-management-with-the-social-semantic-desktop.pdf
[3] http://imu.ntua.gr/by-subject-area/social-semantic-desktops
