Virtual Seminars at the University - A Tutor's View. - Birgit Feldmann-Pempe; Gunter Schlageter; Oliver Schönwald (WebNet, 1999)

Five Years Virtual University - Review and Preview. - Birgit Feldmann; Gunter Schlageter (WebNet, 2001)

The Internet Communication Environment (ICE) - Virtual University as Virtual Community. - Birgit Feldmann (ICCE, 2002)

(Fern)studium n.0: FernUniversität als Gemeinschaft. - Birgit Feldmann (GeNeMe, 2010)

Diskussionsunterstützung und #Bewertung in online Seminaren. - Birgit Feldmann; Melanie Stiller (Informatiktage, 2011)

Quality Standards for e-Learning in Vocational Education and Training: The Certified European E-Tutor. - Eberhard Heuel; Birgit Feldmann (LTEC, 2013)

Two Decades of e-learning in Distance Teaching - From Web 1.0 to Web 2.0 at the University of Hagen. - Birgit Feldmann (LTEC@KMO, 2014)

System Support for Social Learning in Computer Science at a Distance University - The University of Hagen. - Birgit Feldmann (LTEC@KMO, 2015)