中国自然科学核心期刊研究课题组采用“引文法”最近公布了100种期刊为“1990～1991年中国自然科学核心期刊”。《中国科学技术大学学报”遴选为核心期刊。这一结果是对1990年、1991年中国出版的20种代表性学术期刊发表的学术论文所引用的各种中文自然科学期刊被引用量进行客观统计得到的。目前我国每年出版3000多种科技期刊,核心期刊比例仅占3.33%。1990—1991年中国自然科学核心期刊百名表 China’s natural science core journals research group using the “Citation Act” recently published 100 journals as “1990 ~ 1991 China’s natural science core journals.” “Journal of University of Science and Technology of China” selection as the core journals.This result is based on the 1990, 1991 years, published in China, 20 kinds of academic journals published in the academic papers quoted in a variety of Chinese natural science journal cited the amount of objective statistics Obtained at present.At present our country publishes more than 3000 kinds of science and technology journals each year, the proportion of core journals only accounts for 3.33% 1990-1991 Chinese natural science core periodical hundred list