PONOMARCHUK, B. S. Metric dimension of a direct sum and direct product of metric spaces. Bulletin of Taras Shevchenko National University of Kyiv. Physics and Mathematics, [S. l.], n. 1-2, p. 41–46, 2020. DOI: 10.17721/1812-5409.2020/1-2.6. Disponível em: https://bphm.knu.ua/bphm/article/view/169. Acesso em: 16 oct. 2026.