https://dx.doi.org/10.3758/CABN.10.2.270 (Publisher version)
Nunez Castellar, E., Kühn, S., Fias, W., & Notebaert, W. (2010). Outcome expectancy and not accuracy determines post-error slowing: ERP support. Cognitive, Affective, & Behavioral Neuroscience, 10(2), 270-278. doi:10.3758/CABN.10.2.270.