Analysis of the implementation of blockchain technologies in management to ensure transparency, efficiency and sustainability. Periodicals of Engineering and Natural Sciences, [S. l.], v. 13, n. 1, p. 249–262, 2025. DOI: 10.21533/pen.v13.i1.304. Disponível em: https://pen.ius.edu.ba/index.php/pen/article/view/304. Acesso em: 18 apr. 2026.