selected publications
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academic article
- Modifying the thermodynamic concept survey: Preliminary results 2018
- Conceptual survey of electricity and magnetism: Analysis of the items and recommendations for improvement 2016
- Students¿ difficulties in problems that involve unit-vector notation 2014
- Dificultades en los conceptos de dirección y sentido de un vector de estudiantes hispanohablantes 2014
- A Detailed Analysis of Isomorphic Problems: The Case of Vector Problems 2014
- Testing Students' Understanding of Vector Concepts 2014