Pontes, A.N., Tomazela, M. das G.J.M. e Alves, D.C. 2018. NICO: Application to assist in financial education to children of elementary school. Refas - Revista Fatec Zona Sul. 4, 1 (jan. 2018), 1–15. DOI:https://doi.org/10.26853/Refas_ISSN-2359-182X_v04n01_07.