1
by Fensel, Dieter
Published 1999
Springer-Verlag Berlin Heidelberg
Subjects: ...Computer Science...

2
by Fensel, Dieter
Published 2000
Springer-Verlag Berlin Heidelberg
Subjects: ...Computer Science...

5
by Fensel, Dieter
Published 2003
Springer Berlin Heidelberg
Subjects: ...Computer science...