Zakharia, Yosyp     Distribution of current density on the perimetr of a cylindrical conductor of a waveguide's vibroexciter [Текст] / Yosyp Zakharia // Computational problems of electrical engineeringVol. 2. Vol. 2. N. 1 ; Lviv Polytechnic Nat. Univ. ; ed.-in-chief Yuriy Bobalo - Lviv : Lviv Polytechnic nat. univ. , 2012. — P. 147-152.