| Citation | Zheng, X., C. Fu, X. Xu, X. Yan, Y. Huang, S. Han, F. Hu and G. Chen, 2002. The Asian nitrogen cycle case study. Ambio 31(2):79-87. |
| DOI / ISBN | |
| Paper URL | http://www.ambio.kva.se |
| Ref. No. | 45147 |
| Language | English |
| Usage | not used yet |
| Remarks | |
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