McMullen, Jake, Kaisa Kanerva, Erno Lehtinen, Minna M. Hannula-Sormunen, and Noona Kiuru. “Adaptive Number Knowledge in Secondary School Students: Profiles and Antecedents”. Journal of Numerical Cognition 5, no. 3 (December 20, 2019): Article e5867. Accessed June 24, 2026. https://jnc.psychopen.eu/index.php/jnc/article/view/5867.