1
by Lang, Valter
Published 2014
University of Tartu Press

2
by Bader, Veit
Published 2007
Amsterdam University Press

3
by Ereira, Alan
Published 1990
British Broadcasting Corporation (BBC)

4
by Becker, Patrick
Published 2009
Vandenhoeck & Ruprecht

5
by Fuchs, Ina
Published 1988
Sagner

6
by Beck, Matthias
Published 2004
Schöningh