共 50 条
- [45] MOVING TARGETS - NUCLEAR STRATEGY AND NATIONAL-SECURITY - SAGAN,SD ANNALS OF THE AMERICAN ACADEMY OF POLITICAL AND SOCIAL SCIENCE, 1990, 508 : 189 - 190
- [46] MOVING TARGETS - NUCLEAR STRATEGY AND NATIONAL-SECURITY - SAGAN,S ORBIS-A JOURNAL OF WORLD AFFAIRS, 1989, 33 (04): : 601 - 601