SHAKIR AL-AASM, Hameed. Empirical Formula for Assessment Concrete Compressive Strength by Using Ultrasonic Pulse Velocity. International Journal of Engineering & Technology, [S. l.], v. 7, n. 4.20, p. 113–117, 2018. DOI: 10.14419/ijet.v7i4.20.25860. Disponível em: https://sciencepubco.com/index.php/ijet/article/view/25860.. Acesso em: 21 nov. 2024.