Ferres-Forga, Nuria, Justin Halberda, Ariadna Batalla-Ferres, and Luca L. Bonatti. “Improving Mathematics Performance in 7-Year-Old Children: Training the Mapping From Estimated Quantities to Arabic Digits”. Journal of Numerical Cognition 8, no. 1 (March 31, 2022): Article e8075. Accessed May 7, 2026. https://jnc.psychopen.eu/index.php/jnc/article/view/8075.