OKECHUKWU C O; OKOLIE K C; EZEOKOLI F O. Non-Destructive Evaluation of Quality of Concrete Elements in Existing Buildings for Structural Stability in Onitsha, Anambra State, Nigeria. International Journal of Progressive Research in Science and Engineering , [S. l.], v. 2, n. 12, p. 19–25, 2021. Disponível em: https://journal.ijprse.com/index.php/ijprse/article/view/481. Acesso em: 16 apr. 2024.