KUDŽMA, Ričardas; RUKAITĖ, Vitalija. Semiotic square and narrative grammar in one first grade mathematical text. Lietuvos matematikos rinkinys, [S. l.], v. 55, n. B, p. 55–59, 2014. DOI: 10.15388/LMR.B.2014.11. Disponível em: https://journals.vu.lt./LMR/article/view/17209. Acesso em: 19 apr. 2025.