1. Europe's response to bioterrorism starts slowly but gathers pace;Ashraf;Lancet,2002
2. Antiproliferative agents and drugs used for immunosupression;Calabresi,1985
3. Revision 1999. Bioterrorism and Biocrimes—The Illicit Use of Biological Agents in the 20th Century;Carus,1998
4. Center for Nonproliferation Studies (CNS), 2001. Monterey Institute of International Studies, Chemical and Biological Resource Page—Chronology of State Use and Biological and Chemical Weapons Control (http://www.cns.miis.edu/research/cbw/pastuse.htm; update 10, 2001)
5. Ullmann's Enzyklopädie der technischen Chemie;Foerst,1962