Hits 21-25 within 25 documents
Hits 21-25 within 25 documents
Author(s): Bohrhardt, Ralf; Leibfried, Stephan.- 1999. 38p.
Author(s): Buhr, Petra; Weber, Andreas.- 1996. 30p.
Author(s): Buhr, Petra.- 1998. 64p.
Author(s): Gangl, Markus.- 1997. 31p.
Author(s): Mayerhofer, Sybille; Ludwig-Mayerhofer, Wolfgang.- 1994. 56p.