共 50 条
- [2] BIOTECHNOLOGY AND DEVELOPING-COUNTRIES CANCER DETECTION AND PREVENTION, 1993, 17 (02): : 329 - 332
- [4] SOME FEATURES OF RESEARCH AND DEVELOPMENT ACTIVITY AND MILITARY R-AND-D IN DEVELOPING-COUNTRIES BULLETIN OF PEACE PROPOSALS, 1988, 19 (3-4): : 357 - 369