M. B. Milovanovic, D. S. Antic, S. S. Nikolic, S. L. Peric, M. T. Milojkovic, and M. D. Spasic, “Neural Network Based on Orthogonal Polynomials Applied in Magnetic Levitation System Control”, ELEKTRON ELEKTROTECH, vol. 23, no. 3, pp. 24–29, Jul. 2017, doi: 10.5755/j01.eie.23.3.13167.