Evaluation of compressive strength of concrete with metakaolin using different levelling techniques. Research, Society and Development, [S. l.], v. 10, n. 3, p. e31510313341, 2021. DOI: 10.33448/rsd-v10i3.13341. Disponível em: https://rsdjournal.org/rsd/article/view/13341. Acesso em: 5 dec. 2025.