Current members of the European Free Trade Association, established in 1960, are Iceland, Liechtenstein, Norway, and Switzerland.
http://www.efta.int/ The EFTA website.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。