Global S&T Development Trend Analysis Platform of Resources and Environment
分面浏览：作者 |
| 当前检索式 | ((ALL：Ludington, Stephen)) |
| 限定条件 | ((作者：Mars, John C. jmars@usgs.gov分Mars, John C. jmars@usgs.gov) AND (作者：Hammarstrom, Jane M. jhammars@usgs.gov)) |
| Bookstrom, Arthur A. 1 | Dunlap, Pamela pdunl 1 | Hammarstrom, Jane M. 1 |
| Ludington, Stephen s 1 | Mars, John C. jmars@ 1 | Wa 1 |
| Z??rcher, Lukas lzur 1 | Zientek, Michael L. 1 |
