KAŠUBA, Romualdas; RUDALEVIČIENĖ, Regina. Is it possible with two words to touch three subjects?. Lietuvos matematikos rinkinys, [S. l.], v. 56, n. B, p. 63–69, 2015. DOI: 10.15388/LMR.B.2015.12. Disponível em: https://www.journals.vu.lt/LMR/article/view/17713.. Acesso em: 2 may. 2024.