1. Bastide, R. (Ed.). (1962). Senses et usages du terme “structure”. Hague: Mouton.
2. Brun, G., Doğuoğlu, U., & Kuenzle, D. (2008). Epistemology and emotions. Hampshire, UK: Ashgate Publishing.
3. DeBellis, V. A., & Goldin, G. A. (2006). Affect and meta-affect in mathematical problem solving: A representational perspective. Educational Studies in Mathematics, 63(2), 131–147.
4. Duval, R. (2005). Les conditions cognitives de l’apprentissage de la géométrie: développement de la visualisation, différenciation des raisonnements et coordination de leur fonctionnements. Annales de Didactique et de Sciences Cognitives, 10, 5–53.
5. Goldin, G. A. (2000). Affective pathways and representation in mathematical problem solving. Mathematical Thinking and Learning, 2(3), 209–219.