YU, Xiang; DENG, Yong; WU, Gang; HU, Ruyi; XIE, Danhong. Construction of a hierarchical classification and hierarchical security control system for multi-source, affordable data in smart grids. Data and Metadata, [S. l.], v. 5, p. 816, 2026. DOI: 10.56294/dm2026816. Disponível em: https://dm.ageditor.ar/index.php/dm/article/view/816. Acesso em: 25 feb. 2026.