DAGIENĖ, Valentina. Olympiads in informatics: problems from the mathematical approach. Lietuvos matematikos rinkinys, [S. l.], v. 44, n. spec., p. 256–261, 2004. DOI: 10.15388/LMR.2004.31656. Disponível em: https://journals.vu.lt./LMR/article/view/31656.. Acesso em: 21 nov. 2024.