1. Links between socio-emotional skills, behaviour, mathematics and literacy of preschool children in Serbia;Aleksić;European Journal of Psychology of Education,2019
2. The development of basic formal math abilities;Baroody;Acta Paedologica,1983
3. Baroody, A.J., & Wilkins, J.L.M. (1999). The development of informal counting, number and arithmetic skills and concepts. In Copley, J. V. (Ed). Mathematics in the Early Years, 48– 65. Washington, DC, National Association for the Education of Young Children.
4. The use of cognitive instruments for research in early childhood education: Constraints and possibilities in the Brazilian context;Bartholo,2019
5. The law of anomalous numbers;Benford;Proceedings of the American Philosophical Society,1938