Global S&T Development Trend Analysis Platform of Resources and Environment
分面浏览：作者 |
| 当前检索式 | ((ALL：South Africa)) |
| 限定条件 | ((出处：PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA) AND (作者：Bekker, Andrey) AND (专题：地球科学) AND (专题：资源环境科学)) |
