It is focused on systematical investigation and analysis of a variety of distributions such as citation frequency,authors and years of the cited articles as well as the cited periodicals.

Using the method of bibliometrics,from the distributions of years and journals and the authors status and the citation,this article makes a quantitative analysis of papers on domestic digital reference service during 2001-2004,reveals current status,progress,and development trend.

Citation Analysis in the Digital Scientific Research Age——Demonstration Research Based on Citation Frequency Analysis;

How to improve citation frequency and impact factor of Chinese English journals;

Co-citation has been affecting wildly since put forward in 1973,most of us deal with the co-citation matrix in the ways established by usage,but recently the discussions on it are hot.

Use the function of "Cited Reference Search" in Web of Science,a new method is introduced in this paper to obtain the co-citation matrix of scientific journals indexed in JCR and classified then based on the matrix.