KILIENĖ, Ieva. On a classification of word problems from the first grade Lithuanian textbooks. Lietuvos matematikos rinkinys, [S. l.], v. 61, n. A, p. 18–24, 2021. DOI: 10.15388/LMR.2020.22470. Disponível em: https://journals.vu.lt./LMR/article/view/22470. Acesso em: 19 apr. 2025.