References
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Lüthi 2008
Lüthi D Floch M. L Bereiter B Blunier T Barnola J.-M Siegenthaler U Raynaud D Jouzel J Fischer H Kawamura K Stocker T. F High-resolution carbon dioxide concentration record 650,000–800,000 years before present Nature 2008 453 379 382 -
Ostrom 2007
Ostrom E A diagnostic approach for going beyond panaceas Proceedings of the National Academy of Sciences 2007 104 39 15181 15187