Anastassiou, George A. “Multivariate Error Function Based Neural Network Approximations”. Rev. Anal. Numér. Théor. Approx. 43, no. 1 (February 1, 2014): 3–32. Accessed November 23, 2024. https://ictp.acad.ro/jnaat/journal/article/view/2014-vol43-no1-art1.