Rojo J., Oscar, and Ricardo Soto. “On the Construction of Jacobi Matrices from Spectral Data”. CUBO, A Mathematical Journal, no. 4 (December 1, 1988): 01–11. Accessed May 19, 2024. https://www.perspectivasdelacomunicacion.cl/ojs/index.php/cubo/article/view/1840.