General help is available within the database.
They can be searched individually or together as one file. It contains unique implicit citations that reference you to actual representations of a work of art or music score. The Science Citation Index Expanded indexes 5,300 major journals across 164 scientific disciplines, covering approximately 2,000 more journals than its SCI print and CD-ROM counterparts, with all cited references captured. The Social Sciences Citation Index indexes 1,700 journals spanning 50 disciplines, as well as covering individually selected, relevant items from over 3,300 of the world's leading scientific and technical journals.