Buitrago, B., Irausquín, I. and Mendoza, J. (1) “Ultrasonic velocity and attenuation in carbon steel specimens”, Rev. Téc. Fac. Ing. Univ. Zulia, 27(1). Available at: http://www.produccioncientifica.luz.edu.ve/index.php/tecnica/article/view/5828 (Accessed: 13November2025).