(3OQSGf ai(B: (3Yde GdGLJeGY GdGdJQHhi (B/ s - (3YHOGdSejY SjO GMeOs ([S.N] : (3OGQ GdeYQaI GdLGeYjI , s, 1993)
Keywords: (3GdJYdjes; (3GdGLJeGY GdJQHhi (B- (3Ydes; (3Yde GdfaS GdJQHhis; (3GdHfjI GdeOQSjIs