[Apolloni et al., 2005e] Apolloni B., Bassis S., Gaito S., Iannizzi D. and Malchiodi D. Learning continuous functions through a new linear regression method, in B. Apolloni, M. Marinaro and R. Tagliaferri (Eds.), Biological and Artificial Intelligence Environments, Springer, 235-243, 2005 [online-access BIBTEX]