KASYANOV, Victor N.; KASYANOVA, Elena V. INFORMATION VISUALIZATION ON THE BASE OF HIERARCHICAL GRAPHS. Matematichki Bilten, [S. l.], v. 39, n. 1, p. 25–32, 2015. DOI: 10.37560/matbil15100025k. Disponível em: https://bilten.smm.org.mk/index.php/bilten/article/view/1800. Acesso em: 14 aug. 2026.