发文分析
近年国家/地区发文量统计
| 国家/地区 | 数量 |
|---|---|
| USA | 20 |
| England | 12 |
| GERMANY (FED REP GER) | 5 |
| Canada | 4 |
| Switzerland | 3 |
| Austria | 2 |
| Denmark | 2 |
| Ecuador | 2 |
| Belgium | 1 |
| Greece | 1 |
近年机构发文量统计
| 机构 | 数量 |
|---|---|
| CARNEGIE MELLON UNIVERSITY | 3 |
| RAND CORPORATION | 3 |
| UNIVERSITY OF KENT | 3 |
| UNIVERSITY OF LONDON | 3 |
| UNIVERSITY OF OXFORD | 3 |
| 5000 FORBES AVE,BH 129 | 2 |
| CORNELL UNIVERSITY | 2 |
| ETH ZURICH | 2 |
| HELMHOLTZ ASSOCIATION | 2 |
| NATIONAL INSTITUTE OF STANDARDS & TECHNOLOGY (... | 2 |