DZINDZALIETA, Dainius. European student’s mathematical olympiad’ 09. Lietuvos matematikos rinkinys, [S. l.], v. 50, n. proc. LMS, p. 75–77, 2009. DOI: 10.15388/LMR.2009.13. Disponível em: https://journals.vu.lt./LMR/article/view/17891.. Acesso em: 21 nov. 2024.