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010727t1987 ||| 00 0 eng d |
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|a The PALEOZOIC sediments in Bulgaria :
|b guide book /
|c text prepared for a Symposium and the working meeting of Project 5.1 of the Problem Commission IX of the multilateral cooperation of the Academies of Sciences of the socialist countries Sofia, 12-21 october 1987 ; compiled by Yanaki G. Tenchov, Slavcho N. Yanev.
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| 260 |
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|a Sofia :
|b El Simposio,
|c 1987
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| 500 |
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|a Bibliografía : p. 73-86.
|2 20 ES
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| 650 |
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7 |
|2 LEMB.1
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| 700 |
1 |
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|a Tenchov, Yanaki G..
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| 700 |
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|a Yanev, Slavcho N..
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| 300 |
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|a 86 p.
|c 29 cm.
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| 040 |
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|c AR-RiUNS
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| 942 |
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|c LIBRO
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| 999 |
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|c 6857
|d 6857
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