Soltani, Fethi, and Akram Nemri. “Applications of the Theory of Generalized Fourier Transforms to Tikhonov Problems”. J. Numer. Anal. Approx. Theory 54, no. 1 (June 30, 2025): 170–190. Accessed October 3, 2025. https://ictp.acad.ro/jnaat/journal/article/view/1539.