The Acuity for Numerosity (but Not Continuous Magnitude) Discrimination Correlates with Quantitative Problem Solving but Not Routinized Arithmetic
Current Psychology (2016) - Comment
doi: 10.1007/s12144-015-9354-6  issn: 1046-1310  issn: 1936-4733 

Selim Jang, Soohyun Cho