Approximate Number System Discrimination Training for 7-8 Year Olds Improves Approximate, but not Exact, Arithmetics, and Only in Children With Low Pre-Training Arithmetic Scores. - Nuria Ferres-Forga; Justin Halberda (J. Numer. Cogn., 2020)

Improving mathematics performance in 7-year-old children: Training the mapping from estimated quantities to Arabic digits. - Nuria Ferres-Forga; Justin Halberda; Ariadna Batalla-Ferres; Luca L. Bonatti (J. Numer. Cogn., 2022)