Journal Citation Reports
Journal Citation Reports (JCR) allows you to evaluate and compare journals using citation data drawn from over 9,100 scholarly and technical journals from more than 3,300 publishers. It can show you the most frequently cited journals in a field, highest impact journals in a field, and largest journals in a field. Search or browse in JCR Science Edition or JCR Social Sciences Edition. The current edition is always dated for the previous year.