 | The contents of the Duan and Ding's endowment to Zhejiang University page were merged into Zhejiang University on 2011-04-05 and it now redirects there. For the contribution history and old versions of the merged article please see its history. |
| The contents of the Duan and Ding's endowment to Zhejiang University page were merged into Zhejiang University on 2011-04-05 and it now redirects there. For the contribution history and old versions of the merged article please see its history. |