Application of Newton’s method to analog and digital realization of fractional-order controllersTepljakov, Aleksei; Petlenkov, Eduard; Belikov, JuriInternational journal of microelectronics and computer science2012 / p. 45-52 : ill https://www.researchgate.net/publication/259741864_Application_of_Newton%27s_Method_to_Analog_and_Digital_Realization_of_Fractional-order_Controllers Erifunktsioonid : erikursusJõgi, Aksel1995 https://www.ester.ee/record=b1069720*est Erifunktsioonide praktikumJõgi, Aksel1996 https://www.ester.ee/record=b1058398*est