1.

Technical Paper
Technical Paper
1. Erosionsmechanismen an keramikstrukturen
Elsner, Michael ; Foechersperger, S. ; Zoerner, W. ; Blumemberg, J
Pub. info.: NASA Technical Reports.  pp.1-7,  1992.  National Aeronautics and Space Adminstration
2.

Technical Paper
Technical Paper
2. Obertiaechenschutz in der Luftfahrtindustrie
Gammel, Franz Josef
Pub. info.: NASA Technical Reports.  pp.1-12,  1992.  National Aeronautics and Space Adminstration