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.
Wang et al. (2016) "Negative reciprocal regulation between Sirt1 and Per2 modulates the circadian clock and aging." Sci Rep 6:28633 (PubMed)