Tarazona, B. E., Sandoval R, C. L., Cárdenas Arias, C. G., Ascanio V., J. G., & Valencia N., J. J. (2020). Detection of structural alterations in metal bodies: An approximation using Fourier transform and principal component analysis (PCA). Scientia Et Technica, 25(2), 255–260. https://doi.org/10.22517/23447214.23501