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.
Bernal et al. (2014) "Loss of Nfkb1 leads to early onset aging." Aging (Albany NY) 6(11):931-943 (PubMed)