Applying Active Online- Tutoring to Motivate Online Learners in a Work Based Environment. - Franz Reichl; Jutta Jerlich; Eva Obermüller; Ilona Herbst (USAB, 2006)

Computer supported collaborative learning and vocational training: adapting the technology to the learners' needs. - Margit Pohl; Markus Rester; Kerstin Stöckelmayr; Jutta Jerlich; Peter Judmaier; Franz Reichl; Eva Obermüller (Univers. Access Inf. Soc., 2008)