An Experimental Investigation into the Optimal Dosage of Selected Superplasticizers and Their Influence on the Mechanical Properties of Fresh and Hardened Concrete. Sebha University Conference Proceedings, [S. l.], v. 3, n. 3, p. 195–201, 2024. DOI: 10.51984/133C1P46. Disponível em: http://sebhau.edu.ly/journal/sucp/article/view/4512. Acesso em: 30 jan. 2026.