You can search for any reference by title, author, date, editor, journal and publisher. Searching is case insensitive, and allows for only partial terms (e.g. seq with pickup both RNA-Seq and sequencing) matching. You can also use advanced queries that are detailed here.
Dröge (2002) "The plasma redox state and ageing." Ageing Res. Rev. 1(2):257-278 (PubMed)