- ScienceDirect backfiles
ScienceDirect Backfiles is a historical archive of journals from 1994 and older, many going back to Volume1, Issue 1. Together with more recent Backfiles, there are more than nine million articles in the portfolio. Backfiles allow you to retrieve scientific information that was not previously accessible electronically and is difficult or even impossible to locate in print. Backfiles help ensure that your collection is truly complete.