发文地区与机构
近年国家 / 地区发文量统计
| 国家 / 地区 | 发文量 |
|---|---|
| USA | 32 |
| England | 6 |
| Canada | 5 |
| GERMANY (FED REP GER) | 5 |
| France | 2 |
| Argentina | 1 |
| Brazil | 1 |
| Denmark | 1 |
| Finland | 1 |
| Italy | 1 |
近年机构发文量统计
| 机构 | 发文量 |
|---|---|
| DREXEL UNIVERSITY | 5 |
| HARVARD UNIVERSITY | 4 |
| UNIVERSITY OF BRITISH COLUMBIA | 2 |
| UNIVERSITY OF MINNESOTA SYSTEM | 2 |
| UNIVERSITY OF WISCONSIN SYSTEM | 2 |
| CARLETON UNIVERSITY | 1 |
| CARNEGIE MELLON UNIVERSITY | 1 |
| CENTRE NATIONAL DE LA RECHERCHE SCIENTI... | 1 |
| COLBY COLLEGE | 1 |
| COLUMBIA UNIVERSITY | 1 |