TY  - BOOK
AU  - Samsonov,G V
AU  - Umanskiy,Ya S
TI  - HARD COMPOUNDS OF REFRACTORY METALS
U1  - NASA 
PY  - 1962///
CY  - 
PB  - Nasa, Washington, D.C.
N1  - Bound With Nasa Tt F-101,103-105
ER  -