1, the core idea of sci retrieval papers is citation index. The meaning of citation index is to reveal the internal relationship between scientific papers from the mutual citation relationship between papers, which shows unique scientific reference value, so it occupies an important position in academic circles.
2. The main function of 2.sci is to reflect the mutual citation relationship between papers. Therefore, sci can be used to retrieve the mutual citation relationship between papers. Sci is a citation database created and published by the American Institute of Scientific Information in 196 1. Sci is one of the three world-famous scientific and technological literature retrieval systems, and it is an internationally recognized main retrieval tool for scientific statistics and scientific evaluation. Using sci for circular retrieval, we can gradually understand the progress of different disciplines and timely understand and capture the latest scientific research information and research trends in related fields at home and abroad. Therefore, sci can be used to retrieve the mutual citation relationship between papers.