[1]
Almeida, C. et al. 2017. Study of the cognitive structure of portuguese students in years 9 (14-15 year-olds) and 12 (17-18 year-olds) concerning the notion of probability: A contribution of theories of nuclear concepts and threshold concepts. Revista Latinoamericana de Investigación en Matemática Educativa. 20, 1 (Mar. 2017), 9–38. DOI:https://doi.org/10.12802/relime.17.2011.