Ludfi Djakfar
发表
Freddy L Roberts,
Ludfi Djakfar,
F. Roberts,
2000
.
Ludfi Djakfar,
1996
.
Freddy L Roberts,
Ludfi Djakfar,
2000
.
Freddy L Roberts,
Ludfi Djakfar,
1999
.
Louay N. Mohammad,
Freddy L Roberts,
Ludfi Djakfar,
1997
.
Freddy L Roberts,
Ludfi Djakfar,
1999
.
M Rasoulian,
Yixuan Li,
Stefan A Romanoschi,
2001
.
Freddy L Roberts,
Ludfi Djakfar,
1999
.