共 50 条
- [22] Enhanced AES Algorithm for Strong Encryption [J]. INTERNATIONAL JOURNAL OF COMPUTER SCIENCE AND NETWORK SECURITY, 2013, 13 (08): : 44 - 48
- [23] Government imposes permits to counter US softwood threat [J]. FORESTRY CHRONICLE, 2001, 77 (03): : 421 - 422
- [24] Tradable permits for air pollution control: The US experience [J]. IMPLEMENTING DOMESTIC TRADABLE PERMITS FOR ENVIRONMENTAL PROTECTION, PROCEEDINGS, 1999, : 23 - 51
- [27] Update US technology export controls [J]. AVIATION WEEK & SPACE TECHNOLOGY, 2000, 152 (15): : 82 - 82
- [30] US export and import data for books [J]. PUBLISHING RESEARCH QUARTERLY, 2004, 19 (04) : 20 - 22