4. Notes the preparation of a United Nations legislative guide to the universal conventions and protocols related to terrorism, which was reviewed by an expert group hosted by the International Institute of Higher Studies in Criminal Sciences in Siracusa, Italy, from 3 to 5 December 2002, and invites States that have not yet ratified or acceded to the universal conventions and protocols related to terrorism to make use of the legislative guide in their efforts to incorporate the provisions of those instruments into their national legislation;
4. 注意到经2002年12月3日至5日意大利锡拉库萨国际犯罪学高级研究所主办的专家小组会议审查的联合国各项有关恐怖主义的国际公约及议定书立法指南的编制工作，并请尚未批准或加入各项有关恐怖主义的国际公约和议定书的国家在努力将这些文书的规定纳入本国立法时使用这一立法指南；