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.
Nakahata et al. (2009) "Circadian control of the NAD+ salvage pathway by CLOCK-SIRT1." Science 324(5927):654-657 (PubMed)