Socio-economics of virtual universitiesGerhard E. Ortner, Friedhelm Nickolmann · First published 1999Open the Tome
University level distance education in EuropeG. Fandel, Friedhelm Nickolmann · First published 1996Open the Tome
Distance education and training within the TEMPUS ProgrammeFriedhelm Nickolmann · First published 1991Open the Tome
