BLAHÓ, Imre. ИССЛЕДОВАНИЕ МЕТОДОВ МАРКИРОВАНИЯ. Issledovanie metodov markirovaniâ. Periodica Polytechnica Civil Engineering, [S. l.], v. 21, n. 1-2, p. 16–21, 1977. Disponível em: https://pp.bme.hu/ci/article/view/4163. Acesso em: 15 2025.