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.
Ewbank (2004) "The APOE gene and differences in life expectancy in Europe." J. Gerontol. A Biol. Sci. Med. Sci. 59(1):16-20 (PubMed)