MARC Record
Leader
920
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010
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ejn03
090
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245
a| Ciencias Ambientales
260
a| Costa Rica
b| Universidad Nacional, Costa Rica
022
a| 1409-2158
776
x| 2215-3896
856
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866
a| Available from 2014.
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x| DOAJ Directory of Open Access Journals:Full Text
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650
a| Life Sciences
x| Biology