(3GdNThY hCKQg aj HfGA GdCeI (B/s - (3GdgdGdj, Sdje Hf YjO Hf eMeOs 1377 (3g`(B-s ((3GdOeGe (B- (3GdSYhOjI (B:s (3OGQ GHf GdLhRj,s, 1991)
Keywords: (3hYX hEQTGOs -- (3GdNThYs