(3OYGhi HjY GdYbGQJ (B:s (3TQM JaUjdi ebGQf ddGLQGAGJ GdYedjI GdeNJdaI dOYGhi HjY GdYbGQGJ ai bGfhf GdeQGaYGJ GdeYOd hGdbGfhf GdeOfi hbGfhf GdMLR GdGOGQi (B/ s - (3eQGO, YHO GdaJGMs ((3eUQ, GdGScfOQjI (B:s (3GdeDda(B,s, 1999)
(3jMJhi Ydi bGFeI HHdjhLQGajI HGdeQGLY h cTGa(B.s
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Keywords: (3GdYbGQGJ(B.s; (3GdHjY, CMcGes