Búa Ares, J. Benito, Mª Teresa Fernández Blanco, and Mª Jesús Salinas Portugal. 2016. “Mathematical Competence of Students in the Context of a Modelling : Oil and Water”. Revista Latinoamericana de Investigación en Matemática Educativa 19 (2): 135-63. https://doi.org/10.12802/relime.13.1921.