at senescence.info
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.
Singh et al. (1988) "Reduced DNA topoisomerase II activity in ataxia-telangiectasia cells." Nucleic Acids Res. 16(9):3919-3929 (PubMed)