Choice of free parameters in expansions of discrete-time Volterra models using Kautz functions. - Alex da Rosa; Ricardo J. G. B. Campello; Wagner C. Amaral (Autom., 2007)

An optimal expansion of Volterra models using independent Kautz bases for each kernel dimension. - Alex da Rosa; Ricardo J. G. B. Campello; Wagner C. Amaral (Int. J. Control, 2008)

Exact Search Directions for Optimization of Linear and Nonlinear Models Based on Generalized Orthonormal Functions. - Alex da Rosa; Ricardo J. G. B. Campello; Wagner C. Amaral (IEEE Trans. Autom. Control., 2009)

Robust expansion of uncertain Volterra kernels into orthonormal series. - Alex da Rosa; Ricardo J. G. B. Campello; Paulo A. V. Ferreira; Gustavo Henrique Costa Oliveira; Wagner C. Amaral (ACC, 2010)

An introduction to models based on Laguerre, Kautz and other related orthonormal functions - part I: linear and uncertain models. - Gustavo Henrique Costa Oliveira; Alex da Rosa; Ricardo J. G. B. Campello; Jeremias B. Machado; Wagner C. Amaral (Int. J. Model. Identif. Control., 2011)

An introduction to models based on Laguerre, Kautz and other related orthonormal functions - Part II: non-linear models. - Gustavo Henrique Costa Oliveira; Alex da Rosa; Ricardo J. G. B. Campello; Jeremias B. Machado; Wagner C. Amaral (Int. J. Model. Identif. Control., 2012)