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.
Youm et al. (2016) "Prolongevity hormone FGF21 protects against immune senescence by delaying age-related thymic involution." Proc. Natl. Acad. Sci. U.S.A. 113(4):1026-1031 (PubMed)