Stakhiv, Petro     Simulation of quasi-periodic processes in dynamic systems based on optimization approach [Текст] / Petro Stakhiv, Liliana Byczkowska-Lipinska, Iryna Spivak, Yuriy Kozak // Computational problems of electrical engineering and advanced methods of the theory of electrical engineering. CPEE-AMTEE 2013 : joint conf., Sept. 4-6 2013, Roztoky u Krivoklatu, Czech Republic / Fac. of Electrical of Engineering, Univ. of West Bohemia, Dep. of Theory of Electrical Engineering. — Pilsen : Publ. by the Univ. of West Bohemia in Pilsen, 2013. — P. V-7.