1. Chua L O and Deng A C 1988 Canonical piecewise-linear representation. IEEE Transactions on Circuits and Systems 35(1): 101–111
2. Julian P, Jordan M and Desagues A 1998 Canonical piecewise-linear approximation of smooth functions. IEEE Transactions on Circuits and Systems I: Fundamental Theory and Applications 45(5): 567–571
3. Jimenez-Fernandez V M, Jimenez-Fernandez M, Vazquez-Leal H, Filobello-Nino U A and Castro-Gonzalez F J 2016 Smoothing the high level canonical piecewise-linear model by an exponential approximation of its basis-function. Computacion y Sistemas 20(2): 227–235
4. Jimenez-Fernandez V M, Jimenez-Fernandez M, Vazquez-Leal H, Munoz-Aguirre E, Cerecedo-Nunez H H, Filobello-Nino U A and Castro-Gonzalez F J 2016 Transforming the canonical piecewise-linear modeling into a smooth-piecewise representation. SpringerPlus 5(1612): 1–7
5. Lazaro M, Santamaria I and Pantaleon C 2000 A smooth and derivable large-signal model for microwave HEMT transistors. In: Proceedings of the IEEE International Symposium on Circuits and Systems, pp. 713–716