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.
Foster et al. (1976) "Sweat responses in the aged." Age Ageing 5(2):91-9101 (PubMed)