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.
Essers et al. (2005) "Functional interaction between beta-catenin and FOXO in oxidative stress signaling." Science 308(5725):1181-1184 (PubMed)