Betancur Sánchez A, Roa S, Parraguez M. Mental constructs associated with eigenvalues and eigenvectors: refining a cognitive model. AIEM [Internet]. 2022 Oct. 31 [cited 2025 Dec. 14];(22):23-46. Available from: https://aiem.es/article/view/v22-betancur-roa-parraguez