发文分析
近年国家/地区发文量统计
| 国家/地区 | 数量 |
|---|---|
| USA | 68 |
| Canada | 2 |
| England | 1 |
| Italy | 1 |
| Sweden | 1 |
近年机构发文量统计
| 机构 | 数量 |
|---|---|
| UNIVERSITY OF CALIFORNIA SYSTEM | 5 |
| UNITED STATES DEPARTMENT OF THE INTERIOR | 4 |
| CITY UNIVERSITY OF NEW YORK (CUNY) SYSTEM | 3 |
| UNIVERSITY OF WISCONSIN SYSTEM | 3 |
| BOSTON UNIVERSITY | 2 |
| MONTANA STATE UNIVERSITY SYSTEM | 2 |
| PRESERVAT RES OFF | 2 |
| QUINNIPIAC UNIVERSITY | 2 |
| TEXAS A&M UNIVERSITY SYSTEM | 2 |
| UNIVERSITY OF VIRGINIA | 2 |