Utilization: Fly Ash Is Included Into Hydraulic Concrete. Journal of Pharmaceutical Negative Results, [S. l.], v. 13, p. 2752–2757, 2022. DOI: 10.47750/pnr.2022.13.S05.423. Disponível em: https://mail.pnrjournal.com/index.php/home/article/view/4647.. Acesso em: 13 jun. 2026.