共 50 条
- [1] UNITED-STATES-OF-AMERICA [J]. INTERNATIONAL JOURNAL OF POWDER METALLURGY, 1989, 25 (02): : 153 - 156
- [5] TELECOMMUNICATIONS IN THE UNITED-STATES-OF-AMERICA [J]. TELECOMMUNICATION JOURNAL, 1980, 47 (06): : 299 - 299
- [9] BENTHAM AND UNITED-STATES-OF-AMERICA [J]. JOURNAL OF LAW & ECONOMICS, 1976, 19 (03): : 547 - 567