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.
Chang and Guarente (2013) "SIRT1 mediates central circadian control in the SCN by a mechanism that decays with aging." Cell 153(7):1448-1460 (PubMed)