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.
Karasek (2007) "Does melatonin play a role in aging processes?" J. Physiol. Pharmacol. 58 Suppl 6:105-113 (PubMed)