Vasilescu J, Zweitzig DR, Denis NJ (2007). "The proteomic reactor facilitates the analysis of affinity-purified proteins by mass spectrometry: application for identifying ubiquitinated proteins in human cells". J. Proteome Res. 6 (1): 298–305. CiteSeerX10.1.1.401.4220. doi:10.1021/pr060438j. PMID17203973.