INVESTIGATION OF CARBON NANO TUBE EFFECT ON SUBGRADE SOIL PROPERTIES. Nigerian Journal of Technology, [S. l.], v. 45, n. 1, p. 10–22, 2026. DOI: 10.4314/njt.v45i1.2. Disponível em: https://www.nijotech.com/index.php/nijotech/article/view/5201. Acesso em: 14 jun. 2026.