“Carbon Nanotubes Added to Portland Cement Pastes Containing Nano-Silica ”. Acta Scientiarum. Technology 44, no. 1 (maio 24, 2022): e57818. Acesso em junho 7, 2026. https://periodicos.uem.br/actascitechnol/index.php/ActaSciTechnol/article/view/57818.