XV International PhD Workshop OWD 2013 [Текст] : [proceedings], Wisla, 19–22 Oct. 2013 / Pol. Soc. of Theoretical and Appl. electrotechnical, Fac. of Electrical Engineering, Silesian Univ. of Technology, The Comm. on Electrical Engineering of the Pol. Acad. of Sciences, Silesian Univ. of Technology. — [S. l.], 2013.