| 000 | 00499nab a2200157 4500 | ||
|---|---|---|---|
| 003 | ES-SlBCS | ||
| 005 | 20210327224341.0 | ||
| 008 | 140109s2014 sp ||||| |||| 00| 0 spa d | ||
| 040 |
_aES-SlBCS _bspa |
||
| 100 | 1 | 0 |
_aWelsh, William F. _9123509 |
| 245 | 1 | 0 |
_aMundos con dos soles _cWilliam F. Welsh ; Laurance R. Doyle |
| 650 | 0 | 4 |
_aAstronomía _915897 |
| 700 | 1 |
_aDoyle, Laurance R. _9123510 |
|
| 773 | 0 |
_gNº 448, 2014, págs. 22-29 _tInvestigación y Ciencia _wRev1650 _x0210-136X |
|
| 942 |
_2lcc _cAR |
||
| 999 |
_c496980 _d496980 |
||