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.
De Haes et al. (2014) "Metformin promotes lifespan through mitohormesis via the peroxiredoxin PRDX-2." Proc. Natl. Acad. Sci. U.S.A. 111(24):E2501-E2509 (PubMed)