Amin, H.; Curtis, K.M.; Hayes-Gill, B.R.: 'Piecewise linear approximation applied to nonlinear function of a neural network', IEE Proceedings - Circuits, Devices and Systems, 1997, 144, (6), p. 313-317, DOI: 10.1049/ip-cds:19971587
IET Digital Library, https://digital-library.theiet.org/;jsessionid=4p5muljr4e3c9.x-iet-live-01content/journals/10.1049/ip-cds_19971587