Soylu, Firat, Frank K. Lester Jr., and Sharlene D. Newman. “You Can Count on Your Fingers: The Role of Fingers in Early Mathematical Development”. Journal of Numerical Cognition 4, no. 1 (June 7, 2018): 107-135. Accessed March 29, 2024. https://jnc.psychopen.eu/index.php/jnc/article/view/5787.