| 000 | 00345pam a2200109a 44500 | ||
|---|---|---|---|
| 082 |
_aTR _bTND-7729 |
||
| 100 | _aAndrew H. Wallio | ||
| 245 | 1 | _aA Study of the possible charteritics of a low-altitude electron layer in the martian atmosphere | |
| 260 |
_a _b _c |
||
| 650 | _aU.S.National Aeronautics And Space Administration | ||
| 997 | _aTR2483 C | ||
| 999 |
_c404774 _d404774 |
||