On the Design of Gamification Elements in Moodle Courses. - Ioannis Petroulis; Maria Tzelepi; Kyparíssia Papanikolaou (GALA, 2019)

Investigating Gamification and Learning Analytics Tools for Promoting and Measuring Communities of Inquiry in Moodle Courses. - Maria Tzelepi; Ioannis Petroulis; Kyparisia A. Papanikolaou (MIS4TEL, 2019)

Gamification in online discussions: How do game elements affect critical thinking? - Maria Tzelepi; Katerina Makri; Ioannis Petroulis; Maria Moundridou; Kyparisia A. Papanikolaou (ICALT, 2020)

Employing Social Network Analysis to Enhance Community Learning. - Kyparísia Papanikolaou; Maria Tzelepi; Maria Moundridou; Ioannis Petroulis (ITS, 2020)