共 50 条
- [2] EPR of defects in semiconductors: Past, present, future Physics of the Solid State, 1999, 41 : 746 - 750
- [5] 1974 US BUDGET - PAST, PRESENT, AND FUTURE INTERNATIONAL JOURNAL OF HEALTH SERVICES, 1973, 3 (02): : 261 - 273
- [9] US Customs Service technology: Past, present and future ENABLING TECHNOLOGIES FOR LAW ENFORCEMENT AND SECURITY, 2000, 4232 : 57 - 62