Grant, A.M., Franklin, J., & Langford, P. ( 2002). The self-reflection and insight measure of private self-consciousness . Social Behavior and Personality, 30, 821-836.
2.
Lyke, J. ( 2009). Insight, but not self-reflection, is related to subjective well-being. Personality and Individual Differences, 46, 66-70.
3.
Silvia, P., & Phillips, A. ( 2011). Evaluating self-reflection and insight as self-conscious traits. Personality and Individual Differences, 50, 234-237.