Reference:

It’s your friend that breaks your heart by Jenifer Senior The Atlantics https://www.theatlantic.com/magazine/archive/2022/03/why-we-lose-friends-aging-happiness/621305/

That’s It. You’re Dead to Me. by Kaitlyn Tiffany The Atlantics https://www.theatlantic.com/magazine/archive/2022/09/toxic-person-tiktok-internet-slang-meaning/670599/

Lu, P., Oh, J., Leahy, K. E., & Chopik, W. J. (2021). Friendship importance around the world: Links to cultural factors, health, and well-being. Frontiers in psychology, 11, 3568.

Vieth, G., Rothman, A. J., & Simpson, J. A. (2022). Friendship loss and dissolution in adulthood: A conceptual model. Current Opinion in Psychology, 43, 171-175.

Fehr, B. (1996). Friendship processes (Vol. 12). Sage.

Gillath, O., Karantzas, G. C., & Selcuk, E. (2017). A net of friends: Investigating friendship by integrating attachment theory and social network analysis. Personality and Social Psychology Bulletin, 43(11), 1546-1565.

Meter, D. J., & Card, N. A. (2016). Stability of children’s and adolescents’ friendships: a meta-analytic review. Merrill-Palmer Quarterly (1982-), 62(3), 252-284.

What makes us happy? by Joshua Wolf Shenk The Atlantics https://www.theatlantic.com/magazine/archive/2009/06/what-makes-us-happy/307439/

Bagwell, C. L., & Bukowski, W. M. (2018). Friendship in childhood and adolescence: Features, effects, and processes.

Brechwald, W. A., & Prinstein, M. J. (2011). Beyond homophily: A decade of advances in understanding peer influence processes. Journal of research on adolescence, 21(1), 166-179.

Sinclair, H. C., Hood, K. B., & Wright, B. L. (2014). Revisiting the Romeo and Juliet effect: Reexamining the links between social network opinions and romantic relationship outcomes. Social Psychology, 45(3), 170-178.