Hans Georg Galbas
发表
Otto Kolp,
Hans Georg Galbas,
1998,
VECPAR.
Heinrich Werner,
Stefanos Vlachoutsis,
Clemens-August Thole,
2000
.
Otto Kolp,
Hans Georg Galbas,
1993,
PARCO.
Guy Lonsdale,
Birgit Elsner,
Otto Kolp,
1995,
PARCO.
Jan Clinckemaillie,
Stefanos Vlachoutsis,
Clemens-August Thole,
2000,
HPCN Europe.