PIASECKIENĖ, Karolina. Analysis of the results of problem solution during mathematics olympiads for fifth grade students. Lietuvos matematikos rinkinys, [S. l.], v. 59, n. B, p. 76–81, 2018. DOI: 10.15388/LMR.B.2018.11. Disponível em: https://www.journals.vu.lt/LMR/article/view/14989.. Acesso em: 27 apr. 2024.