Hovhannisyan, Armen A. Electrical Engineering Materials : Concise textbook / Armen A. Hovhannisyan, Mariam S. Tovmasyan; MES of RA, SEUA; Edt.: H. Ghazaryan. - Yerevan : SEUA Print, 2003. - 116 pg : figure ; 21 sm. Subjects--Topical Terms: Electrical engineering