Leibovich-Raveh, Tali, Daniel Jacob Lewis, Saja Al-Rubaiey Kadhim, and Daniel Ansari. “A New Method for Calculating Individual Subitizing Ranges”. Journal of Numerical Cognition 4, no. 2 (September 7, 2018): 429-447. Accessed May 8, 2024. https://jnc.psychopen.eu/index.php/jnc/article/view/5817.