How long has the sci partition been released? letpub is updated.
One year. According to relevant public information, SCI branch of Chinese Academy of Sciences is updated every year in 65438+February and once a year. Scientific Citation Index (SCI) is a citation database founded by EugeneGarfield of institute for scientific information (ISI) in Philadelphia, USA on 1957. SCI (Science Citation Index), EI (Engineering Index) and ISTP (Science Conference Index) are three world-famous retrieval systems for scientific documents, which are internationally recognized as the main retrieval systems for scientific statistics and scientific evaluation.