https://www.verywellmind.com/how-to-change-negative-thinking-3024843

https://www.healthline.com/health/mental-health/stop-automatic-negative-thoughts#5-dont-force-positive-thoughts

https://www.psychiatry.org/news-room/apa-blogs/rumination-a-cycle-of-negative-thinking

https://psychcentral.com/lib/cognitive-distortions-negative-thinking#recap