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.
MartÃnez-Lara et al. (2003) "Glutathione S-transferase isoenzymatic response to aging in rat cerebral cortex and cerebellum." Neurobiol. Aging 24(3):501-509 (PubMed)