McMullen, Jake, Kaisa Kanerva, Erno Lehtinen, Minna M. Hannula-Sormunen, and Noona Kiuru. 2019. “Adaptive Number Knowledge in Secondary School Students: Profiles and Antecedents”. Journal of Numerical Cognition 5 (3), 283-300. https://doi.org/10.5964/jnc.v5i3.201.