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.
Koch et al. (2011) "Specific age-associated DNA methylation changes in human dermal fibroblasts." PLoS ONE 6(2):e16679 (PubMed)