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Illegal killing for ivory drives global decline in African elephants
Wittemyer, G., Northrup, J. M., Blanc, J., Douglas-Hamilton, I., Omondi, P., Burnham, K. P.Volume:
111
Language:
english
Journal:
Proceedings of the National Academy of Sciences
DOI:
10.1073/pnas.1403984111
Date:
September, 2014
File:
PDF, 993 KB
english, 2014