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AR-LpUBP |
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20231114183728.0 |
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ta |
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090820s1942 ag g 000 0 spa d |
040 |
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|a AR-LpUBP
|b spa
|c AR-LpUBP
|
100 |
1 |
|
|a Wilkens, Alexander
|9 63662
|
245 |
1 |
0 |
|a La aceleración secular de los ejes mayores de las órbitas planetarias
|
260 |
|
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|a La Plata :
|b Observatorio Astronómico ;
|b Coni, Emilio A.,
|c 1942.
|
300 |
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|a 186 p. ;
|c 14 cm.
|
490 |
0 |
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|a Astronómica ;
|v T. 18
|
500 |
|
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|a Donación.
|
942 |
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|c BK
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|c 76831
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988 |
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|d CLI CLI
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