1.

Technical Paper
Technical Paper
1. PRELIMINARY STUDY OF NIOBIUM ALLOY CONTAMINATION BY TRANSPORT THROUGH HELIUM Final Report
Scheuermann, C. M.
Pub. info.: NASA Technical Reports.  (NASA-TM-88952),  pp.1-20,  1987.  National Aeronautics and Space Administration
2.

Technical Paper
Technical Paper
2. Stirling Materials Technology
Titran, R. H. ; Stephens, J. R. ; Scheuermann, C. M.
Pub. info.: NASA Technical Reports.  (NASA-TM-86888),  pp.1-22,  1984.  National Aeronautics and Space Administration