(3CHMGK hGYeGd eDJeQ GdRcGI GdChd s - (3HjJ GdRcGIs ((3GdchjJs (3HjJ GdRcGIs, 1984)
Keywords: (3ehVhYGJ YGeI aj GdOjGfGJs; (3ehVhYGJ YGeI aj GdOjGfGJs