Knee, C. Raymond, Amy Canevello, and Amber L. Bush (2008), "Relationship-Contingent Self-Esteem and the Ups and Downs of Romantic Relationships", Journal of Personality and Social Psychology, 95, 608-627.
- The extent to which the participant's attitude toward love is passionate.
- Hendrick, C., and S. Hendrick (1986), "A theory and method of love.", Journal of Personality and Social Psychology, 50, 392-402. [Endnote]