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| LEADER |
00636nam a2200181 a 4500 |
| 001 |
149702 |
| 003 |
AR-LpUBP |
| 005 |
20250704195806.0 |
| 007 |
ta |
| 008 |
111220s1974 ag g 000 0 spa d |
| 040 |
|
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|a AR-LpUBP
|b spa
|c AR-LpUBP
|
| 245 |
1 |
0 |
|a Perfiles de densidad electrónica a partir de ionogramas /
|c Jorge P. Girardi.
|
| 260 |
|
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|a Buenos Aires :
|b Comisión nacional de estudios geoheliofísicos,
|c 1974.
|
| 942 |
|
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|c BK
|
| 952 |
|
|
|0 0
|1 0
|2 udc
|4 0
|6 410MB4
|7 0
|9 216167
|a DUN
|b DUN
|c FG
|d 2023-07-10
|i 443217
|l 0
|o 410-Mb-4
|p DUN443217
|r 2023-07-10 21:21:40
|w 2023-07-10
|y BK
|
| 999 |
|
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|c 149702
|d 149702
|
| 988 |
|
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|c 34
|d Miguel Kiperszmid
|
| 997 |
|
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|z a
|