EFFECTS OF ELEVATED TEMPERATURE ON COMPRESSIVE STRENGTH OF CONCRETE: A CASE STUDY OF GRADE 40 CONCRETE. Nigerian Journal of Technology, [S. l.], v. 34, n. 3, p. 472–477, 2015. DOI: 10.4314/njt.343.964. Disponível em: https://nijotech.com/index.php/nijotech/article/view/964. Acesso em: 16 apr. 2026.