Global S&T Development Trend Analysis Platform of Resources and Environment
分面浏览：作者 |
| 当前检索式 | ((ALL：Matt Sponheimer)) |
| 限定条件 | 无 |
| Enquye W. Negash 2 | Jonathan G. Wynn 2 | Matt Sponheimer 2 |
| René Bobe 2 | Zeresenay Alemseged 2 | Frederick E. Grine 1 |
| Frederick Grine 1 |
