1. Barbara Alexander, Chris R Brewin, Simon Vearnals, Geoffrey Wolff, and Julian Leff. 1999. An investigation of shame and guilt in a depressed sample. Psychology and Psychotherapy: Theory, Research and Practice 72, 3 (1999), 323--338.
2. APA. 2013. Diagnostic and statistical manual of mental disorders (DSM-5®). American Psychiatric Pub.
3. Margaret M Bradley and Peter J Lang. 1999. Affective norms for English words (ANEW): Instruction manual and affective ratings. Technical Report. Technical report C-1, the center for research in psychophysiology, University of Florida.
4. Lea Canales and Patricio Martínez-Barco. 2014. Emotion Detection from text: A Survey. Processing in the 5th Information Systems Research Working Days (JISIC 2014) (2014), 37.
5. Xuetong Chen, Martin Sykora, Thomas Jackson, Suzanne Elayan, and Fehmidah Munir. 2018. Tweeting Your Mental Health: an Exploration of Different Classifiers and Features with Emotional Signals in Identifying Mental Health Conditions. In Proceedings of the 51st Hawaii International Conference on System Sciences.