Walkington, Candace, Jennifer Cooper, Olubukola Leonard, Caroline Williams-Pierce, and Chuck Kalish. “Middle School Students’ and Mathematicians’ Judgments of Mathematical Typicality”. Journal of Numerical Cognition 4, no. 1 (June 7, 2018): Article e5799. Accessed June 22, 2026. https://jnc.psychopen.eu/index.php/jnc/article/view/5799.