参考资料
期刊引用报告(影响因子查询),ISI Journal Citation Reports (JCR)
2000年影响因子前100位的化学杂志 (来源于ISI Journal Citation Reports)
化学类杂志的影响因子( Impact Factor of Chemical Journals): 1994, 1995, 1996, 1997, 1998, 1999, 2000(from ISI Journal Citation Reports)
参考数据, Reference Data - Unit and Constant: NIST, Institute of Chemistry
化学元素周期表, Perodical Table: Web-element and its Mirror Site