共 50 条
- [21] NONFEDERAL WILDERNESS, WILD, AND NATURAL AREAS IN THE UNITED-STATES - A SURVEY [J]. OUTDOOR RECREATION BENCHMARK 1988 : PROCEEDINGS OF THE NATIONAL OUTDOOR RECREATION FORUM, 1989, 52 : 319 - 335
- [23] CARTER ORDERS ENVIRONMENTAL REVIEW OF UNITED-STATES PROJECTS ABROAD [J]. SCIENCE, 1979, 203 (4377) : 251 - 251
- [24] OIL, GAS POTENTIAL OF WEST UNITED-STATES WILDERNESS LANDS [J]. OIL & GAS JOURNAL, 1984, 82 (18) : 79 - 83
- [25] UNITED-STATES AND LATIN-AMERICA UNDER PRESIDENT CARTER [J]. REVISTA DE POLITICA INTERNACIONAL, 1978, (155): : 7 - 43
- [30] ENERGY - UNITED-STATES AT CROSSROADS [J]. ENVIRONMENTAL SCIENCE & TECHNOLOGY, 1976, 10 (09) : 854 - 859