Schouppe, N., Braem, S., de Houwer, J., Silvetti, M., Verguts, T.
, Ridderinkhof, K. R., & Notebaert, W. (2015).
No pain, no gain: the affective valence of congruency conditions changes following a successful response.
Cognitive Affective & Behavioral Neuroscience,
15(1), 251-261.
https://doi.org/10.3758/s13415-014-0318-3